25907664323 has 2 divisors, whose sum is σ = 25907664324. Its totient is φ = 25907664322.

The previous prime is 25907664313. The next prime is 25907664337. The reversal of 25907664323 is 32346670952.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25907664323 - 2¹² = 25907660227 is a prime.

It is not a weakly prime, because it can be changed into another prime (25907664313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12953832161 + 12953832162.

It is an arithmetic number, because the mean of its divisors is an integer number (12953832162).

Almost surely, 2^25907664323 is an apocalyptic number.

25907664323 is a deficient number, since it is larger than the sum of its proper divisors (1).

25907664323 is an equidigital number, since it uses as much as digits as its factorization.

25907664323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 47.

The spelling of 25907664323 in words is "twenty-five billion, nine hundred seven million, six hundred sixty-four thousand, three hundred twenty-three".