2331163264256 has 36 divisors (see below), whose sum is σ = 4803324322944. Its totient is φ = 1127982220800.

The previous prime is 2331163264223. The next prime is 2331163264289. The reversal of 2331163264256 is 6524623611332.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2331163264223) and next prime (2331163264289).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146864750 + ... + 146880621.

Almost surely, 2^{2331163264256} is an apocalyptic number.

It is an amenable number.

2331163264256 is an abundant number, since it is smaller than the sum of its proper divisors (2472161058688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2331163264256 is an equidigital number, since it uses as much as digits as its factorization.

2331163264256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293745418 (or 293745404 counting only the distinct ones).

The product of its digits is 933120, while the sum is 44.

Adding to 2331163264256 its reverse (6524623611332), we get a palindrome (8855786875588).

The spelling of 2331163264256 in words is "two trillion, three hundred thirty-one billion, one hundred sixty-three million, two hundred sixty-four thousand, two hundred fifty-six".