2256805610 has 32 divisors (see below), whose sum is σ = 4108050000. Its totient is φ = 892569600.

The previous prime is 2256805591. The next prime is 2256805717. The reversal of 2256805610 is 165086522.

It can be written as a sum of positive squares in 8 ways, for example, as 2013227161 + 243578449 = 44869^2 + 15607^2 .

It is a super-2 number, since 2×2256805610² = 10186343122654944200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1260596 + ... + 1262384.

Almost surely, 2^2256805610 is an apocalyptic number.

2256805610 is a deficient number, since it is larger than the sum of its proper divisors (1851244390).

2256805610 is a wasteful number, since it uses less digits than its factorization.

2256805610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3146.

The product of its (nonzero) digits is 28800, while the sum is 35.

The square root of 2256805610 is about 47505.8481663047. The cubic root of 2256805610 is about 1311.6905334980.

The spelling of 2256805610 in words is "two billion, two hundred fifty-six million, eight hundred five thousand, six hundred ten".