2525443500 has 192 divisors, whose sum is σ = 7874665344. Its totient is φ = 626688000.

The previous prime is 2525443499. The next prime is 2525443523. The reversal of 2525443500 is 53445252.

2525443500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 2472990 + ... + 2474010.

It is an arithmetic number, because the mean of its divisors is an integer number (41013882).

Almost surely, 2^2525443500 is an apocalyptic number.

2525443500 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 2525443500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3937332672).

2525443500 is an abundant number, since it is smaller than the sum of its proper divisors (5349221844).

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

2525443500 is a wasteful number, since it uses less digits than its factorization.

2525443500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157 (or 1145 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 2525443500 is about 50253.7909017817. The cubic root of 2525443500 is about 1361.7975617755.

Adding to 2525443500 its reverse (53445252), we get a palindrome (2578888752).

The spelling of 2525443500 in words is "two billion, five hundred twenty-five million, four hundred forty-three thousand, five hundred".