25638093083 has 2 divisors, whose sum is σ = 25638093084. Its totient is φ = 25638093082.

The previous prime is 25638093073. The next prime is 25638093157. The reversal of 25638093083 is 38039083652.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25638093083 - 2²² = 25633898779 is a prime.

It is not a weakly prime, because it can be changed into another prime (25638093043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12819046541 + 12819046542.

It is an arithmetic number, because the mean of its divisors is an integer number (12819046542).

Almost surely, 2^25638093083 is an apocalyptic number.

25638093083 is a deficient number, since it is larger than the sum of its proper divisors (1).

25638093083 is an equidigital number, since it uses as much as digits as its factorization.

25638093083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 933120, while the sum is 47.

The spelling of 25638093083 in words is "twenty-five billion, six hundred thirty-eight million, ninety-three thousand, eighty-three".