2025408000 has 640 divisors, whose sum is σ = 8456887296. Its totient is φ = 417792000.

The previous prime is 2025407959. The next prime is 2025408031. The reversal of 2025408000 is 8045202.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 14783932 + ... + 14784068.

Almost surely, 2^2025408000 is an apocalyptic number.

2025408000 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 2025408000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4228443648).

2025408000 is an abundant number, since it is smaller than the sum of its proper divisors (6431479296).

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

2025408000 is a wasteful number, since it uses less digits than its factorization.

2025408000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 2025408000 is about 45004.5331050107. The cubic root of 2025408000 is about 1265.2339602782.

The spelling of 2025408000 in words is "two billion, twenty-five million, four hundred eight thousand".