11665560500115 has 16 divisors (see below), whose sum is σ = 18667370135808. Its totient is φ = 6220807821536.

The previous prime is 11665560500107. The next prime is 11665560500123. The reversal of 11665560500115 is 51100506556611.

It is an interprime number because it is at equal distance from previous prime (11665560500107) and next prime (11665560500123).

It is a cyclic number.

It is not a de Polignac number, because 11665560500115 - 2³ = 11665560500107 is a prime.

It is a super-3 number, since 3×11665560500115³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51410847 + ... + 51637256.

It is an arithmetic number, because the mean of its divisors is an integer number (1166710633488).

Almost surely, 2^{11665560500115} is an apocalyptic number.

11665560500115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11665560500115 is a deficient number, since it is larger than the sum of its proper divisors (7001809635693).

11665560500115 is a wasteful number, since it uses less digits than its factorization.

11665560500115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103055658.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 11665560500115 in words is "eleven trillion, six hundred sixty-five billion, five hundred sixty million, five hundred thousand, one hundred fifteen".