25159884623 has 2 divisors, whose sum is σ = 25159884624. Its totient is φ = 25159884622.

The previous prime is 25159884613. The next prime is 25159884647. The reversal of 25159884623 is 32648895152.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25159884623 - 2¹⁰ = 25159883599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25159884613) 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, 12579942311 + 12579942312.

It is an arithmetic number, because the mean of its divisors is an integer number (12579942312).

Almost surely, 2^25159884623 is an apocalyptic number.

25159884623 is a deficient number, since it is larger than the sum of its proper divisors (1).

25159884623 is an equidigital number, since it uses as much as digits as its factorization.

25159884623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4147200, while the sum is 53.

The spelling of 25159884623 in words is "twenty-five billion, one hundred fifty-nine million, eight hundred eighty-four thousand, six hundred twenty-three".