11652251664231 has 8 divisors (see below), whose sum is σ = 17262595058160. Its totient is φ = 7768167776136.

The previous prime is 11652251664169. The next prime is 11652251664253. The reversal of 11652251664231 is 13246615225611.

11652251664231 is a `hidden beast` number, since 1 + 1 + 6 + 52 + 2 + 516 + 64 + 23 + 1 = 666.

It is not a de Polignac number, because 11652251664231 - 2¹⁷ = 11652251533159 is a prime.

It is a super-2 number, since 2×11652251664231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11652251664281) 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, 215782438200 + ... + 215782438253.

It is an arithmetic number, because the mean of its divisors is an integer number (2157824382270).

Almost surely, 2^{11652251664231} is an apocalyptic number.

11652251664231 is a deficient number, since it is larger than the sum of its proper divisors (5610343393929).

11652251664231 is an equidigital number, since it uses as much as digits as its factorization.

11652251664231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431564876462 (or 431564876456 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

Adding to 11652251664231 its reverse (13246615225611), we get a palindrome (24898866889842).

The spelling of 11652251664231 in words is "eleven trillion, six hundred fifty-two billion, two hundred fifty-one million, six hundred sixty-four thousand, two hundred thirty-one".