25860853360 has 20 divisors (see below), whose sum is σ = 60126484248. Its totient is φ = 10344341312.

The previous prime is 25860853357. The next prime is 25860853379. The reversal of 25860853360 is 6335806852.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 25860853360.

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, 161630254 + ... + 161630413.

Almost surely, 2^25860853360 is an apocalyptic number.

25860853360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25860853360 is an abundant number, since it is smaller than the sum of its proper divisors (34265630888).

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

25860853360 is a wasteful number, since it uses less digits than its factorization.

25860853360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323260680 (or 323260674 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 25860853360 in words is "twenty-five billion, eight hundred sixty million, eight hundred fifty-three thousand, three hundred sixty".