2503725500 has 48 divisors (see below), whose sum is σ = 5475453984. Its totient is φ = 1000150400.

The previous prime is 2503725493. The next prime is 2503725517. The reversal of 2503725500 is 55273052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 425579 + ... + 431421.

It is an arithmetic number, because the mean of its divisors is an integer number (114071958).

Almost surely, 2^2503725500 is an apocalyptic number.

2503725500 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 2503725500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2737726992).

2503725500 is an abundant number, since it is smaller than the sum of its proper divisors (2971728484).

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

2503725500 is a wasteful number, since it uses less digits than its factorization.

2503725500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6719 (or 6707 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 2503725500 is about 50037.2411309816. The cubic root of 2503725500 is about 1357.8826445467.

Adding to 2503725500 its reverse (55273052), we get a palindrome (2558998552).

The spelling of 2503725500 in words is "two billion, five hundred three million, seven hundred twenty-five thousand, five hundred".