25375490800 has 90 divisors (see below), whose sum is σ = 67010822144. Its totient is φ = 9227433600.

The previous prime is 25375490737. The next prime is 25375490911. The reversal of 25375490800 is 809457352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 213744 + ... + 310543.

Almost surely, 2^25375490800 is an apocalyptic number.

25375490800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25375490800 is an abundant number, since it is smaller than the sum of its proper divisors (41635331344).

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

25375490800 is a wasteful number, since it uses less digits than its factorization.

25375490800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524327 (or 524305 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 25375490800 in words is "twenty-five billion, three hundred seventy-five million, four hundred ninety thousand, eight hundred".