11132736165 has 12 divisors (see below), whose sum is σ = 19296742764. Its totient is φ = 5937459264.

The previous prime is 11132736143. The next prime is 11132736179. The reversal of 11132736165 is 56163723111.

11132736165 is a `hidden beast` number, since 1 + 1 + 1 + 32 + 7 + 3 + 616 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5999586849 + 5133149316 = 77457^2 + 71646^2 .

It is not a de Polignac number, because 11132736165 - 2⁸ = 11132735909 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123697024 + ... + 123697113.

It is an arithmetic number, because the mean of its divisors is an integer number (1608061897).

Almost surely, 2^11132736165 is an apocalyptic number.

11132736165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11132736165 is a deficient number, since it is larger than the sum of its proper divisors (8164006599).

11132736165 is a wasteful number, since it uses less digits than its factorization.

11132736165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247394148 (or 247394145 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The spelling of 11132736165 in words is "eleven billion, one hundred thirty-two million, seven hundred thirty-six thousand, one hundred sixty-five".