45521005776 has 20 divisors (see below), whose sum is σ = 117595931712. Its totient is φ = 15173668576.

The previous prime is 45521005693. The next prime is 45521005807. The reversal of 45521005776 is 67750012554.

It is a happy number.

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, 474177096 + ... + 474177191.

Almost surely, 2^45521005776 is an apocalyptic number.

It is an amenable number.

45521005776 is an abundant number, since it is smaller than the sum of its proper divisors (72074925936).

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

45521005776 is a wasteful number, since it uses less digits than its factorization.

45521005776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948354298 (or 948354292 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 42.

The spelling of 45521005776 in words is "forty-five billion, five hundred twenty-one million, five thousand, seven hundred seventy-six".