116051660565 has 16 divisors (see below), whose sum is σ = 195455428800. Its totient is φ = 58636628352.

The previous prime is 116051660503. The next prime is 116051660567. The reversal of 116051660565 is 565066150611.

It is not a de Polignac number, because 116051660565 - 2¹⁰ = 116051659541 is a prime.

It is a super-2 number, since 2×116051660565² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116051660567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 203599120 + ... + 203599689.

It is an arithmetic number, because the mean of its divisors is an integer number (12215964300).

Almost surely, 2^116051660565 is an apocalyptic number.

116051660565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

116051660565 is a deficient number, since it is larger than the sum of its proper divisors (79403768235).

116051660565 is a wasteful number, since it uses less digits than its factorization.

116051660565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407198836.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 116051660565 in words is "one hundred sixteen billion, fifty-one million, six hundred sixty thousand, five hundred sixty-five".