25806060793 has 2 divisors, whose sum is σ = 25806060794. Its totient is φ = 25806060792.

The previous prime is 25806060779. The next prime is 25806060857. The reversal of 25806060793 is 39706060852.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20354158224 + 5451902569 = 142668^2 + 73837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25806060793 is a prime.

It is not a weakly prime, because it can be changed into another prime (25806060493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12903030396 + 12903030397.

It is an arithmetic number, because the mean of its divisors is an integer number (12903030397).

Almost surely, 2^25806060793 is an apocalyptic number.

It is an amenable number.

25806060793 is a deficient number, since it is larger than the sum of its proper divisors (1).

25806060793 is an equidigital number, since it uses as much as digits as its factorization.

25806060793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 25806060793 in words is "twenty-five billion, eight hundred six million, sixty thousand, seven hundred ninety-three".