118661570292 has 12 divisors (see below), whose sum is σ = 276876997376. Its totient is φ = 39553856760.

The previous prime is 118661570249. The next prime is 118661570297. The reversal of 118661570292 is 292075166811.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118661570297) 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, 4944232084 + ... + 4944232107.

Almost surely, 2^118661570292 is an apocalyptic number.

118661570292 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

118661570292 is an abundant number, since it is smaller than the sum of its proper divisors (158215427084).

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

118661570292 is a wasteful number, since it uses less digits than its factorization.

118661570292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9888464198 (or 9888464196 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 48.

The spelling of 118661570292 in words is "one hundred eighteen billion, six hundred sixty-one million, five hundred seventy thousand, two hundred ninety-two".