45718723980 has 36 divisors (see below), whose sum is σ = 138680129952. Its totient is φ = 12191659680.

The previous prime is 45718723969. The next prime is 45718724003. The reversal of 45718723980 is 8932781754.

It is a happy number.

45718723980 is a `hidden beast` number, since 457 + 1 + 87 + 2 + 39 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 126996276 + ... + 126996635.

It is an arithmetic number, because the mean of its divisors is an integer number (3852225832).

Almost surely, 2^45718723980 is an apocalyptic number.

It is an amenable number.

45718723980 is an abundant number, since it is smaller than the sum of its proper divisors (92961405972).

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

45718723980 is a wasteful number, since it uses less digits than its factorization.

45718723980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253992926 (or 253992921 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 54.

The spelling of 45718723980 in words is "forty-five billion, seven hundred eighteen million, seven hundred twenty-three thousand, nine hundred eighty".