47667132138 has 32 divisors (see below), whose sum is σ = 99506765952. Its totient is φ = 15194009600.

The previous prime is 47667132089. The next prime is 47667132157. The reversal of 47667132138 is 83123176674.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 473098 + ... + 564938.

It is an arithmetic number, because the mean of its divisors is an integer number (3109586436).

Almost surely, 2^47667132138 is an apocalyptic number.

47667132138 is an abundant number, since it is smaller than the sum of its proper divisors (51839633814).

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

47667132138 is a wasteful number, since it uses less digits than its factorization.

47667132138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95630.

The product of its digits is 1016064, while the sum is 48.

The spelling of 47667132138 in words is "forty-seven billion, six hundred sixty-seven million, one hundred thirty-two thousand, one hundred thirty-eight".