118656183387 has 18 divisors (see below), whose sum is σ = 184044639924. Its totient is φ = 67801146840.

The previous prime is 118656183383. The next prime is 118656183419. The reversal of 118656183387 is 783381656811.

It is not a de Polignac number, because 118656183387 - 2² = 118656183383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (118656183383) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4162212 + ... + 4190622.

It is an arithmetic number, because the mean of its divisors is an integer number (10224702218).

Almost surely, 2^118656183387 is an apocalyptic number.

118656183387 is a deficient number, since it is larger than the sum of its proper divisors (65388456537).

118656183387 is an frugal number, since it uses more digits than its factorization.

118656183387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56839 (or 28421 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 57.

The spelling of 118656183387 in words is "one hundred eighteen billion, six hundred fifty-six million, one hundred eighty-three thousand, three hundred eighty-seven".