1053864644331 has 32 divisors (see below), whose sum is σ = 1444130380800. Its totient is φ = 683408943360.

The previous prime is 1053864644323. The next prime is 1053864644333. The reversal of 1053864644331 is 1334464683501.

It is not a de Polignac number, because 1053864644331 - 2³ = 1053864644323 is a prime.

It is a super-2 number, since 2×1053864644331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1053864644333) 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, 5752576 + ... + 5932946.

It is an arithmetic number, because the mean of its divisors is an integer number (45129074400).

Almost surely, 2^{1053864644331} is an apocalyptic number.

1053864644331 is a deficient number, since it is larger than the sum of its proper divisors (390265736469).

1053864644331 is a wasteful number, since it uses less digits than its factorization.

1053864644331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180819.

The product of its (nonzero) digits is 2488320, while the sum is 48.

The spelling of 1053864644331 in words is "one trillion, fifty-three billion, eight hundred sixty-four million, six hundred forty-four thousand, three hundred thirty-one".