2525198590 has 8 divisors (see below), whose sum is σ = 4545357480. Its totient is φ = 1010079432.

The previous prime is 2525198587. The next prime is 2525198603. The reversal of 2525198590 is 958915252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2525198590.

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, 126259920 + ... + 126259939.

It is an arithmetic number, because the mean of its divisors is an integer number (568169685).

Almost surely, 2^2525198590 is an apocalyptic number.

2525198590 is a deficient number, since it is larger than the sum of its proper divisors (2020158890).

2525198590 is a wasteful number, since it uses less digits than its factorization.

2525198590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252519866.

The product of its (nonzero) digits is 324000, while the sum is 46.

The square root of 2525198590 is about 50251.3541111083. The cubic root of 2525198590 is about 1361.7535393266.

The spelling of 2525198590 in words is "two billion, five hundred twenty-five million, one hundred ninety-eight thousand, five hundred ninety".