25525252800026 has 32 divisors (see below), whose sum is σ = 44968284974592. Its totient is φ = 10637086233600.

The previous prime is 25525252799987. The next prime is 25525252800067. The reversal of 25525252800026 is 62000825252552.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 25525252800026.

It is an unprimeable number.

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, 14559986 + ... + 16218621.

It is an arithmetic number, because the mean of its divisors is an integer number (1405258905456).

Almost surely, 2^{25525252800026} is an apocalyptic number.

25525252800026 is a deficient number, since it is larger than the sum of its proper divisors (19443032174566).

25525252800026 is a wasteful number, since it uses less digits than its factorization.

25525252800026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30780254.

The product of its (nonzero) digits is 960000, while the sum is 44.

The spelling of 25525252800026 in words is "twenty-five trillion, five hundred twenty-five billion, two hundred fifty-two million, eight hundred thousand, twenty-six".