115601666064 has 40 divisors (see below), whose sum is σ = 298651822560. Its totient is φ = 38532058368.

The previous prime is 115601666029. The next prime is 115601666113. The reversal of 115601666064 is 460666106511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1291927 + ... + 1378505.

It is an arithmetic number, because the mean of its divisors is an integer number (7466295564).

Almost surely, 2^115601666064 is an apocalyptic number.

It is an amenable number.

115601666064 is an abundant number, since it is smaller than the sum of its proper divisors (183050156496).

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

115601666064 is a wasteful number, since it uses less digits than its factorization.

115601666064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114407 (or 114401 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The spelling of 115601666064 in words is "one hundred fifteen billion, six hundred one million, six hundred sixty-six thousand, sixty-four".