116601551051 has 4 divisors (see below), whose sum is σ = 116619438504. Its totient is φ = 116583663600.

The previous prime is 116601551047. The next prime is 116601551069. The reversal of 116601551051 is 150155106611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116601551051 - 2² = 116601551047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116601550999 and 116601551017.

It is not an unprimeable number, because it can be changed into a prime (116601551351) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8933945 + ... + 8946986.

It is an arithmetic number, because the mean of its divisors is an integer number (29154859626).

Almost surely, 2^116601551051 is an apocalyptic number.

116601551051 is a deficient number, since it is larger than the sum of its proper divisors (17887453).

116601551051 is an equidigital number, since it uses as much as digits as its factorization.

116601551051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17887452.

The product of its (nonzero) digits is 4500, while the sum is 32.

Adding to 116601551051 its reverse (150155106611), we get a palindrome (266756657662).

The spelling of 116601551051 in words is "one hundred sixteen billion, six hundred one million, five hundred fifty-one thousand, fifty-one".