11525316156 has 36 divisors (see below), whose sum is σ = 29157487632. Its totient is φ = 3838600704.

The previous prime is 11525316133. The next prime is 11525316157. The reversal of 11525316156 is 65161352511.

11525316156 is a `hidden beast` number, since 1 + 1 + 5 + 2 + 5 + 31 + 615 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11525316156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11525316157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87720 + ... + 175343.

It is an arithmetic number, because the mean of its divisors is an integer number (809930212).

Almost surely, 2^11525316156 is an apocalyptic number.

It is an amenable number.

11525316156 is an abundant number, since it is smaller than the sum of its proper divisors (17632171476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11525316156 is a wasteful number, since it uses less digits than its factorization.

11525316156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264290 (or 264285 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

Adding to 11525316156 its reverse (65161352511), we get a palindrome (76686668667).

The spelling of 11525316156 in words is "eleven billion, five hundred twenty-five million, three hundred sixteen thousand, one hundred fifty-six".