11165051536 has 20 divisors (see below), whose sum is σ = 22092550272. Its totient is φ = 5463748256.

The previous prime is 11165051479. The next prime is 11165051539. The reversal of 11165051536 is 63515056111.

It is not an unprimeable number, because it can be changed into a prime (11165051539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7422820 + ... + 7424323.

Almost surely, 2^11165051536 is an apocalyptic number.

11165051536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11165051536 is a deficient number, since it is larger than the sum of its proper divisors (10927498736).

11165051536 is a wasteful number, since it uses less digits than its factorization.

11165051536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14847198 (or 14847192 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 34.

The spelling of 11165051536 in words is "eleven billion, one hundred sixty-five million, fifty-one thousand, five hundred thirty-six".