5665748357 has 4 divisors (see below), whose sum is σ = 5861119020. Its totient is φ = 5470377696.

The previous prime is 5665748351. The next prime is 5665748399. The reversal of 5665748357 is 7538475665.

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 1299314116 + 4366434241 = 36046^2 + 66079^2 .

It is a cyclic number.

It is not a de Polignac number, because 5665748357 - 2²² = 5661554053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665748351) 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, 97685288 + ... + 97685345.

It is an arithmetic number, because the mean of its divisors is an integer number (1465279755).

Almost surely, 2^5665748357 is an apocalyptic number.

It is an amenable number.

5665748357 is a deficient number, since it is larger than the sum of its proper divisors (195370663).

5665748357 is a wasteful number, since it uses less digits than its factorization.

5665748357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195370662.

The product of its digits is 21168000, while the sum is 56.

The square root of 5665748357 is about 75271.1655084469. The cubic root of 5665748357 is about 1782.7307700727.

The spelling of 5665748357 in words is "five billion, six hundred sixty-five million, seven hundred forty-eight thousand, three hundred fifty-seven".