118147771074 has 64 divisors (see below), whose sum is σ = 246782384640. Its totient is φ = 37674823680.

The previous prime is 118147771057. The next prime is 118147771087. The reversal of 118147771074 is 470177741811.

It is a super-2 number, since 2×118147771074² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4212682 + ... + 4240634.

It is an arithmetic number, because the mean of its divisors is an integer number (3855974760).

Almost surely, 2^118147771074 is an apocalyptic number.

118147771074 is an abundant number, since it is smaller than the sum of its proper divisors (128634613566).

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

118147771074 is a wasteful number, since it uses less digits than its factorization.

118147771074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28315.

The product of its (nonzero) digits is 307328, while the sum is 48.

The spelling of 118147771074 in words is "one hundred eighteen billion, one hundred forty-seven million, seven hundred seventy-one thousand, seventy-four".