4451143554 has 96 divisors (see below), whose sum is σ = 11571565824. Its totient is φ = 1218551040.

The previous prime is 4451143523. The next prime is 4451143559. The reversal of 4451143554 is 4553411544.

4451143554 is a `hidden beast` number, since 44 + 51 + 14 + 3 + 554 = 666.

It is not an unprimeable number, because it can be changed into a prime (4451143559) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102582 + ... + 139374.

It is an arithmetic number, because the mean of its divisors is an integer number (120537144).

Almost surely, 2^4451143554 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4451143554, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5785782912).

4451143554 is an abundant number, since it is smaller than the sum of its proper divisors (7120422270).

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

4451143554 is a wasteful number, since it uses less digits than its factorization.

4451143554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36872 (or 36869 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 4451143554 is about 66716.8910696534. The cubic root of 4451143554 is about 1644.9670394322.

The spelling of 4451143554 in words is "four billion, four hundred fifty-one million, one hundred forty-three thousand, five hundred fifty-four".