44832317640 has 64 divisors (see below), whose sum is σ = 146723952960. Its totient is φ = 10868440320.

The previous prime is 44832317617. The next prime is 44832317659. The reversal of 44832317640 is 4671323844.

It is a junction number, because it is equal to n+sod(n) for n = 44832317592 and 44832317601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16980619 + ... + 16983258.

It is an arithmetic number, because the mean of its divisors is an integer number (2292561765).

Almost surely, 2^44832317640 is an apocalyptic number.

44832317640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44832317640 is an abundant number, since it is smaller than the sum of its proper divisors (101891635320).

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

44832317640 is a wasteful number, since it uses less digits than its factorization.

44832317640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33963902 (or 33963898 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 44832317640 in words is "forty-four billion, eight hundred thirty-two million, three hundred seventeen thousand, six hundred forty".