631346110799699 has 2 divisors, whose sum is σ = 631346110799700. Its totient is φ = 631346110799698.

The previous prime is 631346110799641. The next prime is 631346110799707. The reversal of 631346110799699 is 996997011643136.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-631346110799699 is a prime.

It is not a weakly prime, because it can be changed into another prime (631346110799609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315673055399849 + 315673055399850.

It is an arithmetic number, because the mean of its divisors is an integer number (315673055399850).

Almost surely, 2^{631346110799699} is an apocalyptic number.

631346110799699 is a deficient number, since it is larger than the sum of its proper divisors (1).

631346110799699 is an equidigital number, since it uses as much as digits as its factorization.

631346110799699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 357128352, while the sum is 74.

The spelling of 631346110799699 in words is "six hundred thirty-one trillion, three hundred forty-six billion, one hundred ten million, seven hundred ninety-nine thousand, six hundred ninety-nine".