45550632554 has 32 divisors (see below), whose sum is σ = 79747027200. Its totient is φ = 19505378256.

The previous prime is 45550632539. The next prime is 45550632557. The reversal of 45550632554 is 45523605554.

It is not an unprimeable number, because it can be changed into a prime (45550632557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811832 + ... + 866124.

It is an arithmetic number, because the mean of its divisors is an integer number (2492094600).

Almost surely, 2^45550632554 is an apocalyptic number.

45550632554 is a deficient number, since it is larger than the sum of its proper divisors (34196394646).

45550632554 is a wasteful number, since it uses less digits than its factorization.

45550632554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55539 (or 55525 counting only the distinct ones).

The product of its (nonzero) digits is 1800000, while the sum is 44.

The spelling of 45550632554 in words is "forty-five billion, five hundred fifty million, six hundred thirty-two thousand, five hundred fifty-four".