44875817872 has 20 divisors (see below), whose sum is σ = 86994439936. Its totient is φ = 22425639840.

The previous prime is 44875817783. The next prime is 44875817873. The reversal of 44875817872 is 27871857844.

It is a self number, because there is not a number n which added to its sum of digits gives 44875817872.

It is not an unprimeable number, because it can be changed into a prime (44875817873) 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, 736608 + ... + 795199.

Almost surely, 2^44875817872 is an apocalyptic number.

It is an amenable number.

44875817872 is a deficient number, since it is larger than the sum of its proper divisors (42118622064).

44875817872 is a wasteful number, since it uses less digits than its factorization.

44875817872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533646 (or 1533640 counting only the distinct ones).

The product of its digits is 28098560, while the sum is 61.

The spelling of 44875817872 in words is "forty-four billion, eight hundred seventy-five million, eight hundred seventeen thousand, eight hundred seventy-two".