45986074978 has 16 divisors (see below), whose sum is σ = 73088110080. Its totient is φ = 21625275456.

The previous prime is 45986074933. The next prime is 45986075017. The reversal of 45986074978 is 87947068954.

It is a super-2 number, since 2×45986074978² (a number of 22 digits) contains 22 as substring.

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, 426858 + ... + 523621.

It is an arithmetic number, because the mean of its divisors is an integer number (4568006880).

Almost surely, 2^45986074978 is an apocalyptic number.

45986074978 is a deficient number, since it is larger than the sum of its proper divisors (27102035102).

45986074978 is a wasteful number, since it uses less digits than its factorization.

45986074978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951921.

The product of its (nonzero) digits is 121927680, while the sum is 67.

The spelling of 45986074978 in words is "forty-five billion, nine hundred eighty-six million, seventy-four thousand, nine hundred seventy-eight".