5665831496537 has 2 divisors, whose sum is σ = 5665831496538. Its totient is φ = 5665831496536.

The previous prime is 5665831496531. The next prime is 5665831496597. The reversal of 5665831496537 is 7356941385665.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4399439130256 + 1266392366281 = 2097484^2 + 1125341^2 .

It is a cyclic number.

It is not a de Polignac number, because 5665831496537 - 2⁶ = 5665831496473 is a prime.

It is not a weakly prime, because it can be changed into another prime (5665831496531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2832915748268 + 2832915748269.

It is an arithmetic number, because the mean of its divisors is an integer number (2832915748269).

Almost surely, 2^{5665831496537} is an apocalyptic number.

It is an amenable number.

5665831496537 is a deficient number, since it is larger than the sum of its proper divisors (1).

5665831496537 is an equidigital number, since it uses as much as digits as its factorization.

5665831496537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888000, while the sum is 68.

The spelling of 5665831496537 in words is "five trillion, six hundred sixty-five billion, eight hundred thirty-one million, four hundred ninety-six thousand, five hundred thirty-seven".