5657983369 has 4 divisors (see below), whose sum is σ = 5658134020. Its totient is φ = 5657832720.

The previous prime is 5657983363. The next prime is 5657983393. The reversal of 5657983369 is 9633897565.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 2990777344 + 2667206025 = 54688^2 + 51645^2 .

It is a cyclic number.

It is not a de Polignac number, because 5657983369 - 2¹⁹ = 5657459081 is a prime.

It is a super-2 number, since 2×5657983369² = 64025551607761180322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5657983363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31687 + ... + 110995.

It is an arithmetic number, because the mean of its divisors is an integer number (1414533505).

Almost surely, 2^5657983369 is an apocalyptic number.

It is an amenable number.

5657983369 is a deficient number, since it is larger than the sum of its proper divisors (150651).

5657983369 is an equidigital number, since it uses as much as digits as its factorization.

5657983369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150650.

The product of its digits is 36741600, while the sum is 61.

The square root of 5657983369 is about 75219.5677267558. The cubic root of 5657983369 is about 1781.9159785136.

The spelling of 5657983369 in words is "five billion, six hundred fifty-seven million, nine hundred eighty-three thousand, three hundred sixty-nine".