25933966339 has 2 divisors, whose sum is σ = 25933966340. Its totient is φ = 25933966338.

The previous prime is 25933966297. The next prime is 25933966363. The reversal of 25933966339 is 93366933952.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25933966339 - 2¹³ = 25933958147 is a prime.

It is a super-2 number, since 2×25933966339² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25933966369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12966983169 + 12966983170.

It is an arithmetic number, because the mean of its divisors is an integer number (12966983170).

Almost surely, 2^25933966339 is an apocalyptic number.

25933966339 is a deficient number, since it is larger than the sum of its proper divisors (1).

25933966339 is an equidigital number, since it uses as much as digits as its factorization.

25933966339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21257640, while the sum is 58.

The spelling of 25933966339 in words is "twenty-five billion, nine hundred thirty-three million, nine hundred sixty-six thousand, three hundred thirty-nine".