49464974631 has 4 divisors (see below), whose sum is σ = 65953299512. Its totient is φ = 32976649752.

The previous prime is 49464974557. The next prime is 49464974639. The reversal of 49464974631 is 13647946494.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 49464974631 - 2²⁶ = 49397865767 is a prime.

It is a super-2 number, since 2×49464974631² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49464974639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8244162436 + ... + 8244162441.

It is an arithmetic number, because the mean of its divisors is an integer number (16488324878).

Almost surely, 2^49464974631 is an apocalyptic number.

49464974631 is a deficient number, since it is larger than the sum of its proper divisors (16488324881).

49464974631 is a wasteful number, since it uses less digits than its factorization.

49464974631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16488324880.

The product of its digits is 15676416, while the sum is 57.

The spelling of 49464974631 in words is "forty-nine billion, four hundred sixty-four million, nine hundred seventy-four thousand, six hundred thirty-one".