44171057928 has 32 divisors (see below), whose sum is σ = 110436212160. Its totient is φ = 14722543680.

The previous prime is 44171057923. The next prime is 44171058011. The reversal of 44171057928 is 82975017144.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (44171057923) 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, 279618 + ... + 408078.

It is an arithmetic number, because the mean of its divisors is an integer number (3451131630).

Almost surely, 2^44171057928 is an apocalyptic number.

It is an amenable number.

44171057928 is an abundant number, since it is smaller than the sum of its proper divisors (66265154232).

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

44171057928 is a wasteful number, since it uses less digits than its factorization.

44171057928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142797 (or 142793 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 48.

The spelling of 44171057928 in words is "forty-four billion, one hundred seventy-one million, fifty-seven thousand, nine hundred twenty-eight".