7164223818231 has 32 divisors (see below), whose sum is σ = 10239790284288. Its totient is φ = 4443810940800.

The previous prime is 7164223818203. The next prime is 7164223818239. The reversal of 7164223818231 is 1328183224617.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-7164223818231 is a prime.

It is a super-2 number, since 2×7164223818231² (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 (7164223818239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9069540 + ... + 9827766.

It is an arithmetic number, because the mean of its divisors is an integer number (319993446384).

Almost surely, 2^{7164223818231} is an apocalyptic number.

7164223818231 is a deficient number, since it is larger than the sum of its proper divisors (3075566466057).

7164223818231 is a wasteful number, since it uses less digits than its factorization.

7164223818231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761991.

The product of its digits is 774144, while the sum is 48.

The spelling of 7164223818231 in words is "seven trillion, one hundred sixty-four billion, two hundred twenty-three million, eight hundred eighteen thousand, two hundred thirty-one".