47672189631 has 40 divisors (see below), whose sum is σ = 81065787264. Its totient is φ = 27636040080.

The previous prime is 47672189597. The next prime is 47672189657. The reversal of 47672189631 is 13698127674.

47672189631 is a `hidden beast` number, since 476 + 72 + 18 + 96 + 3 + 1 = 666.

It is not a de Polignac number, because 47672189631 - 2⁷ = 47672189503 is a prime.

It is a super-2 number, since 2×47672189631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47672189431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1142641 + ... + 1183626.

Almost surely, 2^47672189631 is an apocalyptic number.

47672189631 is a deficient number, since it is larger than the sum of its proper divisors (33393597633).

47672189631 is a wasteful number, since it uses less digits than its factorization.

47672189631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2326313 (or 2326304 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The spelling of 47672189631 in words is "forty-seven billion, six hundred seventy-two million, one hundred eighty-nine thousand, six hundred thirty-one".