45615657868 has 18 divisors (see below), whose sum is σ = 87744169268. Its totient is φ = 20734389720.

The previous prime is 45615657863. The next prime is 45615657869. The reversal of 45615657868 is 86875651654.

It is not an unprimeable number, because it can be changed into a prime (45615657863) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47123130 + ... + 47124097.

Almost surely, 2^45615657868 is an apocalyptic number.

It is an amenable number.

45615657868 is a deficient number, since it is larger than the sum of its proper divisors (42128511400).

45615657868 is a wasteful number, since it uses less digits than its factorization.

45615657868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94247253 (or 94247240 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 61.

The spelling of 45615657868 in words is "forty-five billion, six hundred fifteen million, six hundred fifty-seven thousand, eight hundred sixty-eight".