5031566399 has 2 divisors, whose sum is σ = 5031566400. Its totient is φ = 5031566398.

The previous prime is 5031566299. The next prime is 5031566401. The reversal of 5031566399 is 9936651305.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5031566399 is a prime.

Together with 5031566401, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5031566299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515783199 + 2515783200.

It is an arithmetic number, because the mean of its divisors is an integer number (2515783200).

Almost surely, 2^5031566399 is an apocalyptic number.

5031566399 is a deficient number, since it is larger than the sum of its proper divisors (1).

5031566399 is an equidigital number, since it uses as much as digits as its factorization.

5031566399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 656100, while the sum is 47.

The square root of 5031566399 is about 70933.5350803835. The cubic root of 5031566399 is about 1713.5669191749.

The spelling of 5031566399 in words is "five billion, thirty-one million, five hundred sixty-six thousand, three hundred ninety-nine".