25922518793 has 2 divisors, whose sum is σ = 25922518794. Its totient is φ = 25922518792.

The previous prime is 25922518789. The next prime is 25922518801. The reversal of 25922518793 is 39781522952.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15304658944 + 10617859849 = 123712^2 + 103043^2 .

It is a cyclic number.

It is not a de Polignac number, because 25922518793 - 2² = 25922518789 is a prime.

It is not a weakly prime, because it can be changed into another prime (25922518723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12961259396 + 12961259397.

It is an arithmetic number, because the mean of its divisors is an integer number (12961259397).

Almost surely, 2^25922518793 is an apocalyptic number.

It is an amenable number.

25922518793 is a deficient number, since it is larger than the sum of its proper divisors (1).

25922518793 is an equidigital number, since it uses as much as digits as its factorization.

25922518793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 53.

The spelling of 25922518793 in words is "twenty-five billion, nine hundred twenty-two million, five hundred eighteen thousand, seven hundred ninety-three".