1164264553231 has 32 divisors (see below), whose sum is σ = 1336360757760. Its totient is φ = 1005437909376.

The previous prime is 1164264553181. The next prime is 1164264553301. The reversal of 1164264553231 is 1323554624611.

It is not a de Polignac number, because 1164264553231 - 2⁹ = 1164264552719 is a prime.

It is a super-2 number, since 2×1164264553231² (a number of 25 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 (1164264503231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8308510 + ... + 8447476.

It is an arithmetic number, because the mean of its divisors is an integer number (41761273680).

Almost surely, 2^{1164264553231} is an apocalyptic number.

1164264553231 is a deficient number, since it is larger than the sum of its proper divisors (172096204529).

1164264553231 is a wasteful number, since it uses less digits than its factorization.

1164264553231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139423.

The product of its digits is 518400, while the sum is 43.

The spelling of 1164264553231 in words is "one trillion, one hundred sixty-four billion, two hundred sixty-four million, five hundred fifty-three thousand, two hundred thirty-one".