45312513522 has 16 divisors (see below), whose sum is σ = 90674760960. Its totient is φ = 15095882192.

The previous prime is 45312513503. The next prime is 45312513553. The reversal of 45312513522 is 22531521354.

45312513522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 2060397 + ... + 2082272.

It is an arithmetic number, because the mean of its divisors is an integer number (5667172560).

Almost surely, 2^45312513522 is an apocalyptic number.

45312513522 is an abundant number, since it is smaller than the sum of its proper divisors (45362247438).

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

45312513522 is a wasteful number, since it uses less digits than its factorization.

45312513522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4144497.

The product of its digits is 36000, while the sum is 33.

The spelling of 45312513522 in words is "forty-five billion, three hundred twelve million, five hundred thirteen thousand, five hundred twenty-two".