1047118557188 has 12 divisors (see below), whose sum is σ = 1999044518352. Its totient is φ = 475962980520.

The previous prime is 1047118557187. The next prime is 1047118557217. The reversal of 1047118557188 is 8817558117401.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1047118557181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11899074470 + ... + 11899074557.

It is an arithmetic number, because the mean of its divisors is an integer number (166587043196).

Almost surely, 2^{1047118557188} is an apocalyptic number.

It is an amenable number.

1047118557188 is a deficient number, since it is larger than the sum of its proper divisors (951925961164).

1047118557188 is a wasteful number, since it uses less digits than its factorization.

1047118557188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23798149042 (or 23798149040 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 56.

The spelling of 1047118557188 in words is "one trillion, forty-seven billion, one hundred eighteen million, five hundred fifty-seven thousand, one hundred eighty-eight".