11525316155 has 8 divisors (see below), whose sum is σ = 14307289200. Its totient is φ = 8902313056.

The previous prime is 11525316133. The next prime is 11525316157. The reversal of 11525316155 is 55161352511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11525316155 - 2⁸ = 11525315899 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 39742325 + ... + 39742614.

It is an arithmetic number, because the mean of its divisors is an integer number (1788411150).

Almost surely, 2^11525316155 is an apocalyptic number.

11525316155 is a deficient number, since it is larger than the sum of its proper divisors (2781973045).

11525316155 is an equidigital number, since it uses as much as digits as its factorization.

11525316155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79484973.

The product of its digits is 22500, while the sum is 35.

Adding to 11525316155 its reverse (55161352511), we get a palindrome (66686668666).

The spelling of 11525316155 in words is "eleven billion, five hundred twenty-five million, three hundred sixteen thousand, one hundred fifty-five".