45064235631 has 4 divisors (see below), whose sum is σ = 60085647512. Its totient is φ = 30042823752.

The previous prime is 45064235617. The next prime is 45064235693. The reversal of 45064235631 is 13653246054.

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

It is not a de Polignac number, because 45064235631 - 2⁵ = 45064235599 is a prime.

It is a super-2 number, since 2×45064235631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45064235631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45064235231) 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, 7510705936 + ... + 7510705941.

It is an arithmetic number, because the mean of its divisors is an integer number (15021411878).

Almost surely, 2^45064235631 is an apocalyptic number.

45064235631 is a deficient number, since it is larger than the sum of its proper divisors (15021411881).

45064235631 is a wasteful number, since it uses less digits than its factorization.

45064235631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15021411880.

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 45064235631 in words is "forty-five billion, sixty-four million, two hundred thirty-five thousand, six hundred thirty-one".