5653687373 has 4 divisors (see below), whose sum is σ = 5848642140. Its totient is φ = 5458732608.

The previous prime is 5653687363. The next prime is 5653687379. The reversal of 5653687373 is 3737863565.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1536796804 + 4116890569 = 39202^2 + 64163^2 .

It is a cyclic number.

It is not a de Polignac number, because 5653687373 - 2²⁴ = 5636910157 is a prime.

It is a super-2 number, since 2×5653687373² = 63928361823239282258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5653687379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97477340 + ... + 97477397.

It is an arithmetic number, because the mean of its divisors is an integer number (1462160535).

Almost surely, 2^5653687373 is an apocalyptic number.

It is an amenable number.

5653687373 is a deficient number, since it is larger than the sum of its proper divisors (194954767).

5653687373 is a wasteful number, since it uses less digits than its factorization.

5653687373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194954766.

The product of its digits is 9525600, while the sum is 53.

The square root of 5653687373 is about 75191.0059315607. The cubic root of 5653687373 is about 1781.4648730171.

The spelling of 5653687373 in words is "five billion, six hundred fifty-three million, six hundred eighty-seven thousand, three hundred seventy-three".