116220651655 has 16 divisors (see below), whose sum is σ = 139835250144. Its totient is φ = 92729669760.

The previous prime is 116220651637. The next prime is 116220651661. The reversal of 116220651655 is 556156022611.

It is not a de Polignac number, because 116220651655 - 2⁷ = 116220651527 is a prime.

It is a super-2 number, since 2×116220651655² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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, 11726212 + ... + 11736118.

It is an arithmetic number, because the mean of its divisors is an integer number (8739703134).

Almost surely, 2^116220651655 is an apocalyptic number.

116220651655 is a deficient number, since it is larger than the sum of its proper divisors (23614598489).

116220651655 is an equidigital number, since it uses as much as digits as its factorization.

116220651655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15906.

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

The spelling of 116220651655 in words is "one hundred sixteen billion, two hundred twenty million, six hundred fifty-one thousand, six hundred fifty-five".