47123718912 has 108 divisors (see below), whose sum is σ = 141776819184. Its totient is φ = 15024936960.

The previous prime is 47123718911. The next prime is 47123718913. The reversal of 47123718912 is 21981732174.

47123718912 is a `hidden beast` number, since 471 + 23 + 71 + 8 + 91 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (47123718911) and next prime (47123718913).

It is not an unprimeable number, because it can be changed into a prime (47123718911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 391639 + ... + 497622.

Almost surely, 2^47123718912 is an apocalyptic number.

It is an amenable number.

47123718912 is an abundant number, since it is smaller than the sum of its proper divisors (94653100272).

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

47123718912 is a wasteful number, since it uses less digits than its factorization.

47123718912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889306 (or 889289 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The spelling of 47123718912 in words is "forty-seven billion, one hundred twenty-three million, seven hundred eighteen thousand, nine hundred twelve".