25830000938 has 16 divisors (see below), whose sum is σ = 44296388160. Its totient is φ = 11065903776.

The previous prime is 25830000929. The next prime is 25830000941. The reversal of 25830000938 is 83900003852.

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, 302048 + ... + 378011.

It is an arithmetic number, because the mean of its divisors is an integer number (2768524260).

Almost surely, 2^25830000938 is an apocalyptic number.

25830000938 is a deficient number, since it is larger than the sum of its proper divisors (18466387222).

25830000938 is a wasteful number, since it uses less digits than its factorization.

25830000938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682781.

The product of its (nonzero) digits is 51840, while the sum is 38.

The spelling of 25830000938 in words is "twenty-five billion, eight hundred thirty million, nine hundred thirty-eight", and thus it is an aban number.