44819937864 has 96 divisors (see below), whose sum is σ = 134258025720. Its totient is φ = 13418016768.

The previous prime is 44819937863. The next prime is 44819937887. The reversal of 44819937864 is 46873991844.

44819937864 is a `hidden beast` number, since 4 + 481 + 9 + 93 + 7 + 8 + 64 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 33786116100 + 11033821764 = 183810^2 + 105042^2 .

It is not an unprimeable number, because it can be changed into a prime (44819937863) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 612457 + ... + 681720.

Almost surely, 2^44819937864 is an apocalyptic number.

It is an amenable number.

44819937864 is an abundant number, since it is smaller than the sum of its proper divisors (89438087856).

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

44819937864 is a wasteful number, since it uses less digits than its factorization.

44819937864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294239 (or 1294232 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 63.

The spelling of 44819937864 in words is "forty-four billion, eight hundred nineteen million, nine hundred thirty-seven thousand, eight hundred sixty-four".