116105151565 has 16 divisors (see below), whose sum is σ = 153703183536. Its totient is φ = 83647987200.

The previous prime is 116105151559. The next prime is 116105151581. The reversal of 116105151565 is 565151501611.

It can be written as a sum of positive squares in 8 ways, for example, as 43238627721 + 72866523844 = 207939^2 + 269938^2 .

It is not a de Polignac number, because 116105151565 - 2²⁵ = 116071597133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21780666 + ... + 21785995.

It is an arithmetic number, because the mean of its divisors is an integer number (9606448971).

Almost surely, 2^116105151565 is an apocalyptic number.

It is an amenable number.

116105151565 is a deficient number, since it is larger than the sum of its proper divisors (37598031971).

116105151565 is a wasteful number, since it uses less digits than its factorization.

116105151565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43566720.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 116105151565 in words is "one hundred sixteen billion, one hundred five million, one hundred fifty-one thousand, five hundred sixty-five".