45512730632 has 32 divisors (see below), whose sum is σ = 86059287000. Its totient is φ = 22564122624.

The previous prime is 45512730617. The next prime is 45512730647. The reversal of 45512730632 is 23603721554.

It is an interprime number because it is at equal distance from previous prime (45512730617) and next prime (45512730647).

It can be written as a sum of positive squares in 4 ways, for example, as 33946588516 + 11566142116 = 184246^2 + 107546^2 .

It is a super-2 number, since 2×45512730632² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 654698 + ... + 720870.

Almost surely, 2^45512730632 is an apocalyptic number.

It is an amenable number.

45512730632 is a deficient number, since it is larger than the sum of its proper divisors (40546556368).

45512730632 is a wasteful number, since it uses less digits than its factorization.

45512730632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66905 (or 66901 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 45512730632 in words is "forty-five billion, five hundred twelve million, seven hundred thirty thousand, six hundred thirty-two".