25933966363 has 2 divisors, whose sum is σ = 25933966364. Its totient is φ = 25933966362.

The previous prime is 25933966339. The next prime is 25933966367. The reversal of 25933966363 is 36366933952.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25933966363 is a prime.

It is a super-2 number, since 2×25933966363² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25933966367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12966983181 + 12966983182.

It is an arithmetic number, because the mean of its divisors is an integer number (12966983182).

Almost surely, 2^25933966363 is an apocalyptic number.

25933966363 is a deficient number, since it is larger than the sum of its proper divisors (1).

25933966363 is an equidigital number, since it uses as much as digits as its factorization.

25933966363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14171760, while the sum is 55.

The spelling of 25933966363 in words is "twenty-five billion, nine hundred thirty-three million, nine hundred sixty-six thousand, three hundred sixty-three".