2525266830 has 64 divisors (see below), whose sum is σ = 6351022080. Its totient is φ = 641389056.

The previous prime is 2525266823. The next prime is 2525266859. The reversal of 2525266830 is 386625252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157254 + ... + 172566.

It is an arithmetic number, because the mean of its divisors is an integer number (99234720).

Almost surely, 2^2525266830 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525266830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3175511040).

2525266830 is an abundant number, since it is smaller than the sum of its proper divisors (3825755250).

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

2525266830 is a wasteful number, since it uses less digits than its factorization.

2525266830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15585.

The product of its (nonzero) digits is 172800, while the sum is 39.

The square root of 2525266830 is about 50252.0330931993. The cubic root of 2525266830 is about 1361.7658057182.

The spelling of 2525266830 in words is "two billion, five hundred twenty-five million, two hundred sixty-six thousand, eight hundred thirty".