8420644468200 has 48 divisors (see below), whose sum is σ = 26103997853280. Its totient is φ = 2245505191360.

The previous prime is 8420644468141. The next prime is 8420644468297. The reversal of 8420644468200 is 28644460248.

It is a super-2 number, since 2×8420644468200² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 8420644468200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7017203124 + ... + 7017204323.

It is an arithmetic number, because the mean of its divisors is an integer number (543833288610).

Almost surely, 2^{8420644468200} is an apocalyptic number.

It is an amenable number.

8420644468200 is an abundant number, since it is smaller than the sum of its proper divisors (17683353385080).

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

8420644468200 is a wasteful number, since it uses less digits than its factorization.

8420644468200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14034407466 (or 14034407457 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 48.

The spelling of 8420644468200 in words is "eight trillion, four hundred twenty billion, six hundred forty-four million, four hundred sixty-eight thousand, two hundred".