2457386946319 has 2 divisors, whose sum is σ = 2457386946320. Its totient is φ = 2457386946318.

The previous prime is 2457386946317. The next prime is 2457386946397. The reversal of 2457386946319 is 9136496837542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2457386946319 - 2¹ = 2457386946317 is a prime.

It is a super-2 number, since 2×2457386946319² (a number of 26 digits) contains 22 as substring.

Together with 2457386946317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2457386946317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228693473159 + 1228693473160.

It is an arithmetic number, because the mean of its divisors is an integer number (1228693473160).

Almost surely, 2^{2457386946319} is an apocalyptic number.

2457386946319 is a deficient number, since it is larger than the sum of its proper divisors (1).

2457386946319 is an equidigital number, since it uses as much as digits as its factorization.

2457386946319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 235146240, while the sum is 67.

The spelling of 2457386946319 in words is "two trillion, four hundred fifty-seven billion, three hundred eighty-six million, nine hundred forty-six thousand, three hundred nineteen".