31013228070463 has 2 divisors, whose sum is σ = 31013228070464. Its totient is φ = 31013228070462.

The previous prime is 31013228070449. The next prime is 31013228070479. The reversal of 31013228070463 is 36407082231013.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31013228070463 - 2³³ = 31004638135871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31013228070493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15506614035231 + 15506614035232.

It is an arithmetic number, because the mean of its divisors is an integer number (15506614035232).

Almost surely, 2^{31013228070463} is an apocalyptic number.

31013228070463 is a deficient number, since it is larger than the sum of its proper divisors (1).

31013228070463 is an equidigital number, since it uses as much as digits as its factorization.

31013228070463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 31013228070463 in words is "thirty-one trillion, thirteen billion, two hundred twenty-eight million, seventy thousand, four hundred sixty-three".