1053862490645 has 32 divisors (see below), whose sum is σ = 1297894012800. Its totient is φ = 821036611584.

The previous prime is 1053862490627. The next prime is 1053862490651. The reversal of 1053862490645 is 5460942683501.

It is a happy number.

It is not a de Polignac number, because 1053862490645 - 2¹⁴ = 1053862474261 is a prime.

It is a super-2 number, since 2×1053862490645² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194472746 + ... + 194478164.

It is an arithmetic number, because the mean of its divisors is an integer number (40559187900).

Almost surely, 2^{1053862490645} is an apocalyptic number.

It is an amenable number.

1053862490645 is a deficient number, since it is larger than the sum of its proper divisors (244031522155).

1053862490645 is a wasteful number, since it uses less digits than its factorization.

1053862490645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7989.

The product of its (nonzero) digits is 6220800, while the sum is 53.

The spelling of 1053862490645 in words is "one trillion, fifty-three billion, eight hundred sixty-two million, four hundred ninety thousand, six hundred forty-five".