2505275000 has 96 divisors (see below), whose sum is σ = 6128045280. Its totient is φ = 958320000.

The previous prime is 2505274873. The next prime is 2505275009. The reversal of 2505275000 is 5725052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2505275009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 572822 + ... + 577178.

It is an arithmetic number, because the mean of its divisors is an integer number (63833805).

Almost surely, 2^2505275000 is an apocalyptic number.

2505275000 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 2505275000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3064022640).

2505275000 is an abundant number, since it is smaller than the sum of its proper divisors (3622770280).

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

2505275000 is an equidigital number, since it uses as much as digits as its factorization.

2505275000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4411 (or 4387 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 2505275000 is about 50052.7222036924. The cubic root of 2505275000 is about 1358.1627078975.

The spelling of 2505275000 in words is "two billion, five hundred five million, two hundred seventy-five thousand".