3561516354 has 96 divisors (see below), whose sum is σ = 8392623552. Its totient is φ = 998784000.

The previous prime is 3561516353. The next prime is 3561516359. The reversal of 3561516354 is 4536151653.

It is not an unprimeable number, because it can be changed into a prime (3561516353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1161984 + ... + 1165044.

It is an arithmetic number, because the mean of its divisors is an integer number (87423162).

Almost surely, 2^3561516354 is an apocalyptic number.

3561516354 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3561516354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4196311776).

3561516354 is an abundant number, since it is smaller than the sum of its proper divisors (4831107198).

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

3561516354 is a wasteful number, since it uses less digits than its factorization.

3561516354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172 (or 3155 counting only the distinct ones).

The product of its digits is 162000, while the sum is 39.

The square root of 3561516354 is about 59678.4412832641. The cubic root of 3561516354 is about 1527.1381069043.

It can be divided in two parts, 3561 and 516354, that added together give a palindrome (519915).

The spelling of 3561516354 in words is "three billion, five hundred sixty-one million, five hundred sixteen thousand, three hundred fifty-four".