11464655231 has 4 divisors (see below), whose sum is σ = 11859988200. Its totient is φ = 11069322264.

The previous prime is 11464655221. The next prime is 11464655311. The reversal of 11464655231 is 13255646411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11464655231 - 2¹⁴ = 11464638847 is a prime.

It is a super-2 number, since 2×11464655231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11464655221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197666441 + ... + 197666498.

It is an arithmetic number, because the mean of its divisors is an integer number (2964997050).

Almost surely, 2^11464655231 is an apocalyptic number.

11464655231 is a deficient number, since it is larger than the sum of its proper divisors (395332969).

11464655231 is an equidigital number, since it uses as much as digits as its factorization.

11464655231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395332968.

The product of its digits is 86400, while the sum is 38.

The spelling of 11464655231 in words is "eleven billion, four hundred sixty-four million, six hundred fifty-five thousand, two hundred thirty-one".