2456221366 has 8 divisors (see below), whose sum is σ = 3687807744. Its totient is φ = 1226952120.

The previous prime is 2456221349. The next prime is 2456221393. The reversal of 2456221366 is 6631226542.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576630 + ... + 580873.

It is an arithmetic number, because the mean of its divisors is an integer number (460975968).

Almost surely, 2^2456221366 is an apocalyptic number.

2456221366 is a deficient number, since it is larger than the sum of its proper divisors (1231586378).

2456221366 is a wasteful number, since it uses less digits than its factorization.

2456221366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1158566.

The product of its digits is 103680, while the sum is 37.

The square root of 2456221366 is about 49560.2801243092. The cubic root of 2456221366 is about 1349.2398767994.

The spelling of 2456221366 in words is "two billion, four hundred fifty-six million, two hundred twenty-one thousand, three hundred sixty-six".