2256616366 has 4 divisors (see below), whose sum is σ = 3384924552. Its totient is φ = 1128308182.

The previous prime is 2256616361. The next prime is 2256616399. The reversal of 2256616366 is 6636166522.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256616361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564154090 + ... + 564154093.

It is an arithmetic number, because the mean of its divisors is an integer number (846231138).

Almost surely, 2^2256616366 is an apocalyptic number.

2256616366 is a deficient number, since it is larger than the sum of its proper divisors (1128308186).

2256616366 is a wasteful number, since it uses less digits than its factorization.

2256616366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128308185.

The product of its digits is 466560, while the sum is 43.

The square root of 2256616366 is about 47503.8563276709. The cubic root of 2256616366 is about 1311.6538686208.

The spelling of 2256616366 in words is "two billion, two hundred fifty-six million, six hundred sixteen thousand, three hundred sixty-six".