45550551504 has 40 divisors (see below), whose sum is σ = 119892496032. Its totient is φ = 14897034880.

The previous prime is 45550551479. The next prime is 45550551509. The reversal of 45550551504 is 40515505554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45550551509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8950002 + ... + 8955089.

Almost surely, 2^45550551504 is an apocalyptic number.

It is an amenable number.

45550551504 is an abundant number, since it is smaller than the sum of its proper divisors (74341944528).

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

45550551504 is a wasteful number, since it uses less digits than its factorization.

45550551504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17905155 (or 17905149 counting only the distinct ones).

The product of its (nonzero) digits is 250000, while the sum is 39.

The spelling of 45550551504 in words is "forty-five billion, five hundred fifty million, five hundred fifty-one thousand, five hundred four".