2316521488399 has 2 divisors, whose sum is σ = 2316521488400. Its totient is φ = 2316521488398.

The previous prime is 2316521488373. The next prime is 2316521488493. The reversal of 2316521488399 is 9938841256132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2316521488399 - 2¹⁹ = 2316520964111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2316521488319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158260744199 + 1158260744200.

It is an arithmetic number, because the mean of its divisors is an integer number (1158260744200).

Almost surely, 2^{2316521488399} is an apocalyptic number.

2316521488399 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316521488399 is an equidigital number, since it uses as much as digits as its factorization.

2316521488399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22394880, while the sum is 61.

The spelling of 2316521488399 in words is "two trillion, three hundred sixteen billion, five hundred twenty-one million, four hundred eighty-eight thousand, three hundred ninety-nine".