45121551136 has 48 divisors (see below), whose sum is σ = 90054514368. Its totient is φ = 22252320000.

The previous prime is 45121551067. The next prime is 45121551173. The reversal of 45121551136 is 63115512154.

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, 800026 + ... + 854566.

It is an arithmetic number, because the mean of its divisors is an integer number (1876135716).

Almost surely, 2^45121551136 is an apocalyptic number.

It is an amenable number.

45121551136 is a deficient number, since it is larger than the sum of its proper divisors (44932963232).

45121551136 is a wasteful number, since it uses less digits than its factorization.

45121551136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54905 (or 54897 counting only the distinct ones).

The product of its digits is 18000, while the sum is 34.

The spelling of 45121551136 in words is "forty-five billion, one hundred twenty-one million, five hundred fifty-one thousand, one hundred thirty-six".