44864856844 has 12 divisors (see below), whose sum is σ = 78528933000. Its totient is φ = 22428018848.

The previous prime is 44864856821. The next prime is 44864856847. The reversal of 44864856844 is 44865846844.

It is a super-2 number, since 2×44864856844² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44864856847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079449 + ... + 1120240.

It is an arithmetic number, because the mean of its divisors is an integer number (6544077750).

Almost surely, 2^44864856844 is an apocalyptic number.

It is an amenable number.

44864856844 is a deficient number, since it is larger than the sum of its proper divisors (33664076156).

44864856844 is a wasteful number, since it uses less digits than its factorization.

44864856844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204792 (or 2204790 counting only the distinct ones).

The product of its digits is 94371840, while the sum is 61.

The spelling of 44864856844 in words is "forty-four billion, eight hundred sixty-four million, eight hundred fifty-six thousand, eight hundred forty-four".