11279917606585 has 32 divisors (see below), whose sum is σ = 13706077132800. Its totient is φ = 8910759475200.

The previous prime is 11279917606579. The next prime is 11279917606597. The reversal of 11279917606585 is 58560671997211.

It is not a de Polignac number, because 11279917606585 - 2¹⁵ = 11279917573817 is a prime.

It is a super-2 number, since 2×11279917606585² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11279917606585.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1506596712 + ... + 1506604198.

It is an arithmetic number, because the mean of its divisors is an integer number (428314910400).

Almost surely, 2^{11279917606585} is an apocalyptic number.

It is an amenable number.

11279917606585 is a deficient number, since it is larger than the sum of its proper divisors (2426159526215).

11279917606585 is a wasteful number, since it uses less digits than its factorization.

11279917606585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11601.

The product of its (nonzero) digits is 57153600, while the sum is 67.

The spelling of 11279917606585 in words is "eleven trillion, two hundred seventy-nine billion, nine hundred seventeen million, six hundred six thousand, five hundred eighty-five".