25225152699839 has 16 divisors (see below), whose sum is σ = 26626046695680. Its totient is φ = 23831674433280.

The previous prime is 25225152699833. The next prime is 25225152699889. The reversal of 25225152699839 is 93899625152252.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25225152699839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25225152699833) 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 in 15 ways as a sum of consecutive naturals, for example, 8810054 + ... + 11316684.

It is an arithmetic number, because the mean of its divisors is an integer number (1664127918480).

Almost surely, 2^{25225152699839} is an apocalyptic number.

25225152699839 is a deficient number, since it is larger than the sum of its proper divisors (1400893995841).

25225152699839 is a wasteful number, since it uses less digits than its factorization.

25225152699839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508110.

The product of its digits is 209952000, while the sum is 68.

The spelling of 25225152699839 in words is "twenty-five trillion, two hundred twenty-five billion, one hundred fifty-two million, six hundred ninety-nine thousand, eight hundred thirty-nine".