49578618475 has 12 divisors (see below), whose sum is σ = 61504509640. Its totient is φ = 39645460800.

The previous prime is 49578618469. The next prime is 49578618493. The reversal of 49578618475 is 57481687594.

It is not a de Polignac number, because 49578618475 - 2²³ = 49570229867 is a prime.

It is a super-2 number, since 2×49578618475² (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 11 ways as a sum of consecutive naturals, for example, 377685 + ... + 491734.

Almost surely, 2^49578618475 is an apocalyptic number.

49578618475 is a deficient number, since it is larger than the sum of its proper divisors (11925891165).

49578618475 is a wasteful number, since it uses less digits than its factorization.

49578618475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871710 (or 871705 counting only the distinct ones).

The product of its digits is 67737600, while the sum is 64.

The spelling of 49578618475 in words is "forty-nine billion, five hundred seventy-eight million, six hundred eighteen thousand, four hundred seventy-five".