25000075000028 has 12 divisors (see below), whose sum is σ = 43798155549792. Its totient is φ = 12486316271520.

The previous prime is 25000075000009. The next prime is 25000075000031. The reversal of 25000075000028 is 82000057000052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3430303025 + ... + 3430310312.

It is an arithmetic number, because the mean of its divisors is an integer number (3649846295816).

Almost surely, 2^{25000075000028} is an apocalyptic number.

It is an amenable number.

25000075000028 is a deficient number, since it is larger than the sum of its proper divisors (18798080549764).

25000075000028 is a wasteful number, since it uses less digits than its factorization.

25000075000028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6860614252 (or 6860614250 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The spelling of 25000075000028 in words is "twenty-five trillion, seventy-five million, twenty-eight", and thus it is an aban number and an uban number.