2525258850 has 96 divisors (see below), whose sum is σ = 6469943040. Its totient is φ = 651416640.

The previous prime is 2525258837. The next prime is 2525258887. The reversal of 2525258850 is 588525252.

2525258850 = 423² + 424² + ... + 1970².

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 688321 + ... + 691979.

It is an arithmetic number, because the mean of its divisors is an integer number (67395240).

Almost surely, 2^2525258850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525258850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3234971520).

2525258850 is an abundant number, since it is smaller than the sum of its proper divisors (3944684190).

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

2525258850 is a wasteful number, since it uses less digits than its factorization.

2525258850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3824 (or 3819 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 42.

The square root of 2525258850 is about 50251.9536933640. The cubic root of 2525258850 is about 1361.7643712952.

The spelling of 2525258850 in words is "two billion, five hundred twenty-five million, two hundred fifty-eight thousand, eight hundred fifty".