11663114155 has 32 divisors (see below), whose sum is σ = 17820518400. Its totient is φ = 7115809920.

The previous prime is 11663114143. The next prime is 11663114189. The reversal of 11663114155 is 55141136611.

It is not a de Polignac number, because 11663114155 - 2²⁵ = 11629559723 is a prime.

It is a super-2 number, since 2×11663114155² (a number of 21 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 11663114155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 304180 + ... + 340369.

It is an arithmetic number, because the mean of its divisors is an integer number (556891200).

Almost surely, 2^11663114155 is an apocalyptic number.

11663114155 is a deficient number, since it is larger than the sum of its proper divisors (6157404245).

11663114155 is a wasteful number, since it uses less digits than its factorization.

11663114155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644619.

The product of its digits is 10800, while the sum is 34.

The spelling of 11663114155 in words is "eleven billion, six hundred sixty-three million, one hundred fourteen thousand, one hundred fifty-five".