44620664039 has 12 divisors (see below), whose sum is σ = 52269176112. Its totient is φ = 37313437440.

The previous prime is 44620664017. The next prime is 44620664051. The reversal of 44620664039 is 93046602644.

It is not a de Polignac number, because 44620664039 - 2²⁴ = 44603886823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44620664059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1884242 + ... + 1907775.

It is an arithmetic number, because the mean of its divisors is an integer number (4355764676).

Almost surely, 2^44620664039 is an apocalyptic number.

44620664039 is a deficient number, since it is larger than the sum of its proper divisors (7648512073).

44620664039 is an equidigital number, since it uses as much as digits as its factorization.

44620664039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3792106 (or 3792065 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 44620664039 in words is "forty-four billion, six hundred twenty million, six hundred sixty-four thousand, thirty-nine".