3455665542 has 96 divisors (see below), whose sum is σ = 9072021504. Its totient is φ = 929620800.

The previous prime is 3455665519. The next prime is 3455665547. The reversal of 3455665542 is 2455665543.

3455665542 is a `hidden beast` number, since 3 + 4 + 556 + 6 + 55 + 42 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3455665547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 132567 + ... + 156477.

It is an arithmetic number, because the mean of its divisors is an integer number (94500224).

Almost surely, 2^3455665542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3455665542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4536010752).

3455665542 is an abundant number, since it is smaller than the sum of its proper divisors (5616355962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3455665542 is a wasteful number, since it uses less digits than its factorization.

3455665542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23994 (or 23991 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The square root of 3455665542 is about 58784.9091349132. The cubic root of 3455665542 is about 1511.8564862316.

Subtracting from 3455665542 its reverse (2455665543), we obtain a palindrome (999999999).

The spelling of 3455665542 in words is "three billion, four hundred fifty-five million, six hundred sixty-five thousand, five hundred forty-two".