116561615551652 has 12 divisors (see below), whose sum is σ = 203983296629196. Its totient is φ = 58280673657600.

The previous prime is 116561615551651. The next prime is 116561615551663. The reversal of 116561615551652 is 256155516165611.

It can be written as a sum of positive squares in 2 ways, for example, as 52891525294336 + 63670090257316 = 7272656^2 + 7979354^2 .

It is a super-2 number, since 2×116561615551652² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (116561615551651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31561253 + ... + 35060460.

It is an arithmetic number, because the mean of its divisors is an integer number (16998608052433).

Almost surely, 2^{116561615551652} is an apocalyptic number.

It is an amenable number.

116561615551652 is a deficient number, since it is larger than the sum of its proper divisors (87421681077544).

116561615551652 is a wasteful number, since it uses less digits than its factorization.

116561615551652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67059118 (or 67059116 counting only the distinct ones).

The product of its digits is 8100000, while the sum is 56.

The spelling of 116561615551652 in words is "one hundred sixteen trillion, five hundred sixty-one billion, six hundred fifteen million, five hundred fifty-one thousand, six hundred fifty-two".