25000000000026 has 16 divisors (see below), whose sum is σ = 50170648467744. Its totient is φ = 8304891922064.

The previous prime is 25000000000013. The next prime is 25000000000097. The reversal of 25000000000026 is 62000000000052.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 24999999999924 and 25000000000014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7110350916 + ... + 7110354431.

It is an arithmetic number, because the mean of its divisors is an integer number (3135665529234).

Almost surely, 2^{25000000000026} is an apocalyptic number.

25000000000026 is an abundant number, since it is smaller than the sum of its proper divisors (25170648467718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25000000000026 is a wasteful number, since it uses less digits than its factorization.

25000000000026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14220705645.

The product of its (nonzero) digits is 120, while the sum is 15.

Adding to 25000000000026 its reverse (62000000000052), we get a palindrome (87000000000078).

The spelling of 25000000000026 in words is "twenty-five trillion, twenty-six", and thus it is an aban number and an uban number.