5653845491 has 16 divisors (see below), whose sum is σ = 6506668800. Its totient is φ = 4812382368.

The previous prime is 5653845419. The next prime is 5653845521. The reversal of 5653845491 is 1945483565.

It is a cyclic number.

It is not a de Polignac number, because 5653845491 - 2²² = 5649651187 is a prime.

It is a super-2 number, since 2×5653845491² = 63931937672202062162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5653845391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1036016 + ... + 1041458.

It is an arithmetic number, because the mean of its divisors is an integer number (406666800).

Almost surely, 2^5653845491 is an apocalyptic number.

5653845491 is a deficient number, since it is larger than the sum of its proper divisors (852823309).

5653845491 is a wasteful number, since it uses less digits than its factorization.

5653845491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6458.

The product of its digits is 2592000, while the sum is 50.

The square root of 5653845491 is about 75192.0573664533. The cubic root of 5653845491 is about 1781.4814804108.

The spelling of 5653845491 in words is "five billion, six hundred fifty-three million, eight hundred forty-five thousand, four hundred ninety-one".