2316421315939 has 2 divisors, whose sum is σ = 2316421315940. Its totient is φ = 2316421315938.

The previous prime is 2316421315937. The next prime is 2316421316057. The reversal of 2316421315939 is 9395131246132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2316421315939 - 2¹ = 2316421315937 is a prime.

Together with 2316421315937, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2316421315892 and 2316421315901.

It is not a weakly prime, because it can be changed into another prime (2316421315937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158210657969 + 1158210657970.

It is an arithmetic number, because the mean of its divisors is an integer number (1158210657970).

Almost surely, 2^{2316421315939} is an apocalyptic number.

2316421315939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2316421315939 is an equidigital number, since it uses as much as digits as its factorization.

2316421315939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 49.

The spelling of 2316421315939 in words is "two trillion, three hundred sixteen billion, four hundred twenty-one million, three hundred fifteen thousand, nine hundred thirty-nine".