8456321662 has 32 divisors (see below), whose sum is σ = 13703986944. Its totient is φ = 3899145600.

The previous prime is 8456321623. The next prime is 8456321663. The reversal of 8456321662 is 2661236548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8456321663) 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, 382737 + ... + 404227.

It is an arithmetic number, because the mean of its divisors is an integer number (428249592).

Almost surely, 2^8456321662 is an apocalyptic number.

8456321662 is a deficient number, since it is larger than the sum of its proper divisors (5247665282).

8456321662 is a wasteful number, since it uses less digits than its factorization.

8456321662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21744.

The product of its digits is 414720, while the sum is 43.

The square root of 8456321662 is about 91958.2604337424. The cubic root of 8456321662 is about 2037.3258616000.

The spelling of 8456321662 in words is "eight billion, four hundred fifty-six million, three hundred twenty-one thousand, six hundred sixty-two".