116501505664 has 16 divisors (see below), whose sum is σ = 232092843570. Its totient is φ = 58250752768.

The previous prime is 116501505661. The next prime is 116501505739. The reversal of 116501505664 is 466505105611.

It can be written as a sum of positive squares in only one way, i.e., 88799232064 + 27702273600 = 297992^2 + 166440^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is not an unprimeable number, because it can be changed into a prime (116501505661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455083879 + ... + 455084134.

Almost surely, 2^116501505664 is an apocalyptic number.

It is an amenable number.

116501505664 is a deficient number, since it is larger than the sum of its proper divisors (115591337906).

116501505664 is an frugal number, since it uses more digits than its factorization.

116501505664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 910168027 (or 910168015 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 40.

The spelling of 116501505664 in words is "one hundred sixteen billion, five hundred one million, five hundred five thousand, six hundred sixty-four".