31504405253359 has 2 divisors, whose sum is σ = 31504405253360. Its totient is φ = 31504405253358.

The previous prime is 31504405253303. The next prime is 31504405253441. The reversal of 31504405253359 is 95335250440513.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31504405253359 - 2³⁹ = 30954649439471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31504405253159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15752202626679 + 15752202626680.

It is an arithmetic number, because the mean of its divisors is an integer number (15752202626680).

Almost surely, 2^{31504405253359} is an apocalyptic number.

31504405253359 is a deficient number, since it is larger than the sum of its proper divisors (1).

31504405253359 is an equidigital number, since it uses as much as digits as its factorization.

31504405253359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4860000, while the sum is 49.

The spelling of 31504405253359 in words is "thirty-one trillion, five hundred four billion, four hundred five million, two hundred fifty-three thousand, three hundred fifty-nine".