1056331163823 has 32 divisors (see below), whose sum is σ = 1565881282560. Its totient is φ = 629012459520.

The previous prime is 1056331163821. The next prime is 1056331163831. The reversal of 1056331163823 is 3283611336501.

It is not a de Polignac number, because 1056331163823 - 2¹ = 1056331163821 is a prime.

It is a super-2 number, since 2×1056331163823² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1056331163821) 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, 12493990 + ... + 12578252.

It is an arithmetic number, because the mean of its divisors is an integer number (48933790080).

Almost surely, 2^{1056331163823} is an apocalyptic number.

1056331163823 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1056331163823 is a deficient number, since it is larger than the sum of its proper divisors (509550118737).

1056331163823 is a wasteful number, since it uses less digits than its factorization.

1056331163823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94679.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 1056331163823 in words is "one trillion, fifty-six billion, three hundred thirty-one million, one hundred sixty-three thousand, eight hundred twenty-three".