2525277500 has 60 divisors (see below), whose sum is σ = 5557052424. Its totient is φ = 1003752000.

The previous prime is 2525277499. The next prime is 2525277511. The reversal of 2525277500 is 57725252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 404402 + ... + 410598.

Almost surely, 2^2525277500 is an apocalyptic number.

2525277500 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 2525277500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2778526212).

2525277500 is an abundant number, since it is smaller than the sum of its proper divisors (3031774924).

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

2525277500 is a wasteful number, since it uses less digits than its factorization.

2525277500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6384 (or 6367 counting only the distinct ones).

The product of its (nonzero) digits is 49000, while the sum is 35.

The square root of 2525277500 is about 50252.1392579460. The cubic root of 2525277500 is about 1361.7677236701.

The spelling of 2525277500 in words is "two billion, five hundred twenty-five million, two hundred seventy-seven thousand, five hundred".