2555143250 has 128 divisors (see below), whose sum is σ = 5444195328. Its totient is φ = 889824000.

The previous prime is 2555143249. The next prime is 2555143271. The reversal of 2555143250 is 523415552.

It is a Curzon number.

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, 6850064 + ... + 6850436.

It is an arithmetic number, because the mean of its divisors is an integer number (42532776).

Almost surely, 2^2555143250 is an apocalyptic number.

2555143250 is an abundant number, since it is smaller than the sum of its proper divisors (2889052078).

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

2555143250 is a wasteful number, since it uses less digits than its factorization.

2555143250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501 (or 491 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 2555143250 is about 50548.4248023615. The cubic root of 2555143250 is about 1367.1151132614.

The spelling of 2555143250 in words is "two billion, five hundred fifty-five million, one hundred forty-three thousand, two hundred fifty".