45297639232 has 28 divisors (see below), whose sum is σ = 90682981956. Its totient is φ = 22448384000.

The previous prime is 45297639217. The next prime is 45297639241. The reversal of 45297639232 is 23293679254.

45297639232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1355417856 + 43942221376 = 36816^2 + 209624^2 .

It is a super-2 number, since 2×45297639232² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45297639232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3124519 + ... + 3138982.

It is an arithmetic number, because the mean of its divisors is an integer number (3238677927).

Almost surely, 2^45297639232 is an apocalyptic number.

It is an amenable number.

45297639232 is an abundant number, since it is smaller than the sum of its proper divisors (45385342724).

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

45297639232 is a wasteful number, since it uses less digits than its factorization.

45297639232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263626 (or 6263616 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 52.

The spelling of 45297639232 in words is "forty-five billion, two hundred ninety-seven million, six hundred thirty-nine thousand, two hundred thirty-two".