44475338258 has 18 divisors (see below), whose sum is σ = 72245826837. Its totient is φ = 20525289720.

The previous prime is 44475338251. The next prime is 44475338321. The reversal of 44475338258 is 85283357444.

It can be written as a sum of positive squares in 2 ways, for example, as 38027730049 + 6447608209 = 195007^2 + 80297^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=149123.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44475338251) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3871463 + ... + 3882933.

Almost surely, 2^44475338258 is an apocalyptic number.

44475338258 is a deficient number, since it is larger than the sum of its proper divisors (27770488579).

44475338258 is an frugal number, since it uses more digits than its factorization.

44475338258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22970 (or 11486 counting only the distinct ones).

The product of its digits is 12902400, while the sum is 53.

The spelling of 44475338258 in words is "forty-four billion, four hundred seventy-five million, three hundred thirty-eight thousand, two hundred fifty-eight".