116556356566 has 32 divisors (see below), whose sum is σ = 190022696640. Its totient is φ = 53298653184.

The previous prime is 116556356537. The next prime is 116556356593. The reversal of 116556356566 is 665653655611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9745246 + ... + 9757198.

It is an arithmetic number, because the mean of its divisors is an integer number (5938209270).

Almost surely, 2^116556356566 is an apocalyptic number.

116556356566 is a deficient number, since it is larger than the sum of its proper divisors (73466340074).

116556356566 is a wasteful number, since it uses less digits than its factorization.

116556356566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15400.

The product of its digits is 14580000, while the sum is 55.

The spelling of 116556356566 in words is "one hundred sixteen billion, five hundred fifty-six million, three hundred fifty-six thousand, five hundred sixty-six".