45500505540 has 48 divisors (see below), whose sum is σ = 145601619072. Its totient is φ = 10400115456.

The previous prime is 45500505503. The next prime is 45500505563. The reversal of 45500505540 is 4550500554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54166849 + ... + 54167688.

It is an arithmetic number, because the mean of its divisors is an integer number (3033367064).

Almost surely, 2^45500505540 is an apocalyptic number.

It is an amenable number.

45500505540 is an abundant number, since it is smaller than the sum of its proper divisors (100101113532).

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

45500505540 is a wasteful number, since it uses less digits than its factorization.

45500505540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108334556 (or 108334554 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 33.

The spelling of 45500505540 in words is "forty-five billion, five hundred million, five hundred five thousand, five hundred forty".