2551211610 has 16 divisors (see below), whose sum is σ = 6122907936. Its totient is φ = 680323088.

The previous prime is 2551211603. The next prime is 2551211623. The reversal of 2551211610 is 161121552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42520164 + ... + 42520223.

It is an arithmetic number, because the mean of its divisors is an integer number (382681746).

Almost surely, 2^2551211610 is an apocalyptic number.

2551211610 is an abundant number, since it is smaller than the sum of its proper divisors (3571696326).

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

2551211610 is a wasteful number, since it uses less digits than its factorization.

2551211610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85040397.

The product of its (nonzero) digits is 600, while the sum is 24.

The square root of 2551211610 is about 50509.5199937596. The cubic root of 2551211610 is about 1366.4135526357.

The spelling of 2551211610 in words is "two billion, five hundred fifty-one million, two hundred eleven thousand, six hundred ten".