47531656134 has 12 divisors (see below), whose sum is σ = 102985254996. Its totient is φ = 15843885372.

The previous prime is 47531656129. The next prime is 47531656163. The reversal of 47531656134 is 43165613574.

47531656134 is a `hidden beast` number, since 4 + 7 + 53 + 1 + 6 + 561 + 34 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 47531656134.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1320323764 + ... + 1320323799.

It is an arithmetic number, because the mean of its divisors is an integer number (8582104583).

Almost surely, 2^47531656134 is an apocalyptic number.

47531656134 is an abundant number, since it is smaller than the sum of its proper divisors (55453598862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47531656134 is a wasteful number, since it uses less digits than its factorization.

47531656134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640647571 (or 2640647568 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The spelling of 47531656134 in words is "forty-seven billion, five hundred thirty-one million, six hundred fifty-six thousand, one hundred thirty-four".