105397590444 has 24 divisors (see below), whose sum is σ = 246102291120. Its totient is φ = 35107590144.

The previous prime is 105397590443. The next prime is 105397590451. The reversal of 105397590444 is 444095793501.

It is a happy number.

It is a super-2 number, since 2×105397590444² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105397590443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3099889 + ... + 3133704.

It is an arithmetic number, because the mean of its divisors is an integer number (10254262130).

Almost surely, 2^105397590444 is an apocalyptic number.

It is an amenable number.

105397590444 is an abundant number, since it is smaller than the sum of its proper divisors (140704700676).

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

105397590444 is a wasteful number, since it uses less digits than its factorization.

105397590444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6235009 (or 6235007 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 105397590444 in words is "one hundred five billion, three hundred ninety-seven million, five hundred ninety thousand, four hundred forty-four".