11713169280961 has 16 divisors (see below), whose sum is σ = 12310782422400. Its totient is φ = 11122923639168.

The previous prime is 11713169280941. The next prime is 11713169280977. The reversal of 11713169280961 is 16908296131711.

It is a happy number.

It is not a de Polignac number, because 11713169280961 - 2¹⁷ = 11713169149889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11713169280941) 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, 160865415 + ... + 160938211.

It is an arithmetic number, because the mean of its divisors is an integer number (769423901400).

Almost surely, 2^{11713169280961} is an apocalyptic number.

It is an amenable number.

11713169280961 is a deficient number, since it is larger than the sum of its proper divisors (597613141439).

11713169280961 is a wasteful number, since it uses less digits than its factorization.

11713169280961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123288.

The product of its (nonzero) digits is 979776, while the sum is 55.

The spelling of 11713169280961 in words is "eleven trillion, seven hundred thirteen billion, one hundred sixty-nine million, two hundred eighty thousand, nine hundred sixty-one".