44639125339 has 4 divisors (see below), whose sum is σ = 45845588224. Its totient is φ = 43432662456.

The previous prime is 44639125327. The next prime is 44639125381. The reversal of 44639125339 is 93352193644.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 44639125339 - 2²⁵ = 44605570907 is a prime.

It is a super-2 number, since 2×44639125339² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44639125292 and 44639125301.

It is not an unprimeable number, because it can be changed into a prime (44639165339) 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, 603231387 + ... + 603231460.

It is an arithmetic number, because the mean of its divisors is an integer number (11461397056).

Almost surely, 2^44639125339 is an apocalyptic number.

44639125339 is a deficient number, since it is larger than the sum of its proper divisors (1206462885).

44639125339 is a wasteful number, since it uses less digits than its factorization.

44639125339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1206462884.

The product of its digits is 2099520, while the sum is 49.

The spelling of 44639125339 in words is "forty-four billion, six hundred thirty-nine million, one hundred twenty-five thousand, three hundred thirty-nine".