11165532164 has 12 divisors (see below), whose sum is σ = 19548526284. Its totient is φ = 5580238944.

The previous prime is 11165532151. The next prime is 11165532197. The reversal of 11165532164 is 46123556111.

It can be written as a sum of positive squares in 2 ways, for example, as 9613802500 + 1551729664 = 98050^2 + 39392^2 .

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621827 + ... + 639530.

It is an arithmetic number, because the mean of its divisors is an integer number (1629043857).

Almost surely, 2^11165532164 is an apocalyptic number.

It is an amenable number.

11165532164 is a deficient number, since it is larger than the sum of its proper divisors (8382994120).

11165532164 is a wasteful number, since it uses less digits than its factorization.

11165532164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263574 (or 1263572 counting only the distinct ones).

The product of its digits is 21600, while the sum is 35.

The spelling of 11165532164 in words is "eleven billion, one hundred sixty-five million, five hundred thirty-two thousand, one hundred sixty-four".