44120856536 has 32 divisors (see below), whose sum is σ = 87124800000. Its totient is φ = 20888754336.

The previous prime is 44120856499. The next prime is 44120856557. The reversal of 44120856536 is 63565802144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231245 + ... + 376451.

It is an arithmetic number, because the mean of its divisors is an integer number (2722650000).

Almost surely, 2^44120856536 is an apocalyptic number.

It is an amenable number.

44120856536 is a deficient number, since it is larger than the sum of its proper divisors (43003943464).

44120856536 is a wasteful number, since it uses less digits than its factorization.

44120856536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147231 (or 147227 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 44120856536 in words is "forty-four billion, one hundred twenty million, eight hundred fifty-six thousand, five hundred thirty-six".