11729806374915 has 16 divisors (see below), whose sum is σ = 20852989111200. Its totient is φ = 6255896733216.

The previous prime is 11729806374817. The next prime is 11729806374953. The reversal of 11729806374915 is 51947360892711.

11729806374915 is a `hidden beast` number, since 1 + 1 + 7 + 2 + 9 + 80 + 63 + 7 + 491 + 5 = 666.

It is not a de Polignac number, because 11729806374915 - 2²⁰ = 11729805326339 is a prime.

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, 43443727180 + ... + 43443727449.

It is an arithmetic number, because the mean of its divisors is an integer number (1303311819450).

It is a 2-persistent number, because it is pandigital, and so is 2⋅11729806374915 = 23459612749830, but 3⋅11729806374915 = 35189419124745 is not.

Almost surely, 2^{11729806374915} is an apocalyptic number.

11729806374915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11729806374915 is a deficient number, since it is larger than the sum of its proper divisors (9123182736285).

11729806374915 is an equidigital number, since it uses as much as digits as its factorization.

11729806374915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86887454643 (or 86887454637 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 63.

The spelling of 11729806374915 in words is "eleven trillion, seven hundred twenty-nine billion, eight hundred six million, three hundred seventy-four thousand, nine hundred fifteen".