2575277250 has 256 divisors, whose sum is σ = 8013358080. Its totient is φ = 536371200.

The previous prime is 2575277213. The next prime is 2575277269. The reversal of 2575277250 is 527725752.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6620056 + ... + 6620444.

It is an arithmetic number, because the mean of its divisors is an integer number (31302180).

Almost surely, 2^2575277250 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2575277250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4006679040).

2575277250 is an abundant number, since it is smaller than the sum of its proper divisors (5438080830).

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

2575277250 is a wasteful number, since it uses less digits than its factorization.

2575277250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526 (or 516 counting only the distinct ones).

The product of its (nonzero) digits is 343000, while the sum is 42.

The square root of 2575277250 is about 50747.1895773549. The cubic root of 2575277250 is about 1370.6965839718.

The spelling of 2575277250 in words is "two billion, five hundred seventy-five million, two hundred seventy-seven thousand, two hundred fifty".