25555402583 has 2 divisors, whose sum is σ = 25555402584. Its totient is φ = 25555402582.

The previous prime is 25555402547. The next prime is 25555402619. The reversal of 25555402583 is 38520455552.

It is a balanced prime because it is at equal distance from previous prime (25555402547) and next prime (25555402619).

It is a cyclic number.

It is not a de Polignac number, because 25555402583 - 2⁶ = 25555402519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25555402183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12777701291 + 12777701292.

It is an arithmetic number, because the mean of its divisors is an integer number (12777701292).

Almost surely, 2^25555402583 is an apocalyptic number.

25555402583 is a deficient number, since it is larger than the sum of its proper divisors (1).

25555402583 is an equidigital number, since it uses as much as digits as its factorization.

25555402583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200000, while the sum is 44.

The spelling of 25555402583 in words is "twenty-five billion, five hundred fifty-five million, four hundred two thousand, five hundred eighty-three".