44957429664 has 48 divisors (see below), whose sum is σ = 134872291008. Its totient is φ = 12844979712.

The previous prime is 44957429663. The next prime is 44957429687. The reversal of 44957429664 is 46692475944.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 44957429598 and 44957429607.

It is not an unprimeable number, because it can be changed into a prime (44957429663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33449797 + ... + 33451140.

It is an arithmetic number, because the mean of its divisors is an integer number (2809839396).

Almost surely, 2^44957429664 is an apocalyptic number.

It is an amenable number.

44957429664 is an abundant number, since it is smaller than the sum of its proper divisors (89914861344).

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

44957429664 is a wasteful number, since it uses less digits than its factorization.

44957429664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66900957 (or 66900949 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 60.

The spelling of 44957429664 in words is "forty-four billion, nine hundred fifty-seven million, four hundred twenty-nine thousand, six hundred sixty-four".