11687415531275 has 144 divisors (see below), whose sum is σ = 17027569094400. Its totient is φ = 7888114540800.

The previous prime is 11687415531229. The next prime is 11687415531289. The reversal of 11687415531275 is 57213551478611.

It is not a de Polignac number, because 11687415531275 - 2¹⁰ = 11687415530251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11687415531275.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4330274876 + ... + 4330277574.

It is an arithmetic number, because the mean of its divisors is an integer number (118247007600).

Almost surely, 2^{11687415531275} is an apocalyptic number.

11687415531275 is a deficient number, since it is larger than the sum of its proper divisors (5340153563125).

11687415531275 is a wasteful number, since it uses less digits than its factorization.

11687415531275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3634 (or 3610 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 56.

The spelling of 11687415531275 in words is "eleven trillion, six hundred eighty-seven billion, four hundred fifteen million, five hundred thirty-one thousand, two hundred seventy-five".