116601651 has 36 divisors (see below), whose sum is σ = 185476200. Its totient is φ = 70386624.

The previous prime is 116601631. The next prime is 116601677. The reversal of 116601651 is 156106611.

116601651 is a `hidden beast` number, since 1 + 1 + 6 + 6 + 0 + 1 + 651 = 666.

It is not a de Polignac number, because 116601651 - 2⁵ = 116601619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116601601) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 89815 + ... + 91103.

Almost surely, 2^116601651 is an apocalyptic number.

116601651 is a deficient number, since it is larger than the sum of its proper divisors (68874549).

116601651 is a wasteful number, since it uses less digits than its factorization.

116601651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1360 (or 1334 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 116601651 is about 10798.2244373786. The cubic root of 116601651 is about 488.5416182034.

The spelling of 116601651 in words is "one hundred sixteen million, six hundred one thousand, six hundred fifty-one".