44940640896 has 48 divisors (see below), whose sum is σ = 129321378810. Its totient is φ = 14980213248.

The previous prime is 44940640889. The next prime is 44940640909. The reversal of 44940640896 is 69804604944.

It is a happy number.

44940640896 is a `hidden beast` number, since 4 + 494 + 0 + 64 + 0 + 8 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 43747905600 + 1192735296 = 209160^2 + 34536^2 .

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

It is a super-2 number, since 2×44940640896² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19504335 + ... + 19506638.

Almost surely, 2^44940640896 is an apocalyptic number.

It is an amenable number.

44940640896 is an abundant number, since it is smaller than the sum of its proper divisors (84380737914).

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

44940640896 is a wasteful number, since it uses less digits than its factorization.

44940640896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39010993 (or 39010978 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 44940640896 in words is "forty-four billion, nine hundred forty million, six hundred forty thousand, eight hundred ninety-six".