2256576366 has 32 divisors (see below), whose sum is σ = 5082264576. Its totient is φ = 661752000.

The previous prime is 2256576359. The next prime is 2256576367. The reversal of 2256576366 is 6636756522.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256576367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 549415 + ... + 553506.

It is an arithmetic number, because the mean of its divisors is an integer number (158820768).

Almost surely, 2^2256576366 is an apocalyptic number.

2256576366 is an abundant number, since it is smaller than the sum of its proper divisors (2825688210).

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

2256576366 is a wasteful number, since it uses less digits than its factorization.

2256576366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102968.

The product of its digits is 2721600, while the sum is 48.

The square root of 2256576366 is about 47503.4353073544. The cubic root of 2256576366 is about 1311.6461186009.

The spelling of 2256576366 in words is "two billion, two hundred fifty-six million, five hundred seventy-six thousand, three hundred sixty-six".