25895006400 has 168 divisors, whose sum is σ = 86154914304. Its totient is φ = 6807987200.

The previous prime is 25895006381. The next prime is 25895006461. The reversal of 25895006400 is 460059852.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 302809 + ... + 378791.

Almost surely, 2^25895006400 is an apocalyptic number.

25895006400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25895006400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43077457152).

25895006400 is an abundant number, since it is smaller than the sum of its proper divisors (60259907904).

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

25895006400 is a wasteful number, since it uses less digits than its factorization.

25895006400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76079 (or 76064 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 39.

The spelling of 25895006400 in words is "twenty-five billion, eight hundred ninety-five million, six thousand, four hundred".