1053864644332 has 24 divisors (see below), whose sum is σ = 1946892206000. Its totient is φ = 497768659776.

The previous prime is 1053864644323. The next prime is 1053864644333. The reversal of 1053864644332 is 2334464683501.

It is a super-2 number, since 2×1053864644332² (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 7 ways as a sum of consecutive naturals, for example, 19839723 + ... + 19892770.

Almost surely, 2^{1053864644332} is an apocalyptic number.

It is an amenable number.

1053864644332 is a deficient number, since it is larger than the sum of its proper divisors (893027561668).

1053864644332 is a wasteful number, since it uses less digits than its factorization.

1053864644332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39732865 (or 39732863 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 49.

The spelling of 1053864644332 in words is "one trillion, fifty-three billion, eight hundred sixty-four million, six hundred forty-four thousand, three hundred thirty-two".