43957444044 has 12 divisors (see below), whose sum is σ = 102567369464. Its totient is φ = 14652481344.

The previous prime is 43957444043. The next prime is 43957444079. The reversal of 43957444044 is 44044475934.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 43957443984 and 43957444002.

It is not an unprimeable number, because it can be changed into a prime (43957444043) 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 3 ways as a sum of consecutive naturals, for example, 1831560157 + ... + 1831560180.

Almost surely, 2^43957444044 is an apocalyptic number.

It is an amenable number.

43957444044 is an abundant number, since it is smaller than the sum of its proper divisors (58609925420).

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

43957444044 is a wasteful number, since it uses less digits than its factorization.

43957444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3663120344 (or 3663120342 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 48.

The spelling of 43957444044 in words is "forty-three billion, nine hundred fifty-seven million, four hundred forty-four thousand, forty-four".