2557298683 has 2 divisors, whose sum is σ = 2557298684. Its totient is φ = 2557298682.

The previous prime is 2557298659. The next prime is 2557298693. The reversal of 2557298683 is 3868927552.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2557298683 - 2²¹ = 2555201531 is a prime.

It is a super-3 number, since 3×2557298683³ (a number of 29 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (2557298693) 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, 1278649341 + 1278649342.

It is an arithmetic number, because the mean of its divisors is an integer number (1278649342).

Almost surely, 2^2557298683 is an apocalyptic number.

2557298683 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557298683 is an equidigital number, since it uses as much as digits as its factorization.

2557298683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7257600, while the sum is 55.

The square root of 2557298683 is about 50569.7407843861. The cubic root of 2557298683 is about 1367.4994226776.

The spelling of 2557298683 in words is "two billion, five hundred fifty-seven million, two hundred ninety-eight thousand, six hundred eighty-three".