25433278967 has 2 divisors, whose sum is σ = 25433278968. Its totient is φ = 25433278966.

The previous prime is 25433278933. The next prime is 25433278979. The reversal of 25433278967 is 76987233452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25433278967 - 2¹⁸ = 25433016823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25433278567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12716639483 + 12716639484.

It is an arithmetic number, because the mean of its divisors is an integer number (12716639484).

Almost surely, 2^25433278967 is an apocalyptic number.

25433278967 is a deficient number, since it is larger than the sum of its proper divisors (1).

25433278967 is an equidigital number, since it uses as much as digits as its factorization.

25433278967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 56.

The spelling of 25433278967 in words is "twenty-five billion, four hundred thirty-three million, two hundred seventy-eight thousand, nine hundred sixty-seven".