115655566650 has 96 divisors (see below), whose sum is σ = 310121275968. Its totient is φ = 28355520000.

The previous prime is 115655566603. The next prime is 115655566667. The reversal of 115655566650 is 56665556511.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 115655566593 and 115655566602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 371302 + ... + 607598.

It is an arithmetic number, because the mean of its divisors is an integer number (3230429958).

Almost surely, 2^115655566650 is an apocalyptic number.

115655566650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 115655566650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155060637984).

115655566650 is an abundant number, since it is smaller than the sum of its proper divisors (194465709318).

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

115655566650 is a wasteful number, since it uses less digits than its factorization.

115655566650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236576 (or 236571 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 51.

The spelling of 115655566650 in words is "one hundred fifteen billion, six hundred fifty-five million, five hundred sixty-six thousand, six hundred fifty".