4568421008000 has 64 divisors (see below), whose sum is σ = 11358236770920. Its totient is φ = 1827368396800.

The previous prime is 4568421007999. The next prime is 4568421008009. The reversal of 4568421008000 is 8001248654.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2647181064256 + 1921239943744 = 1627016^2 + 1386088^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (4568421008009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142747157 + ... + 142779156.

Almost surely, 2^{4568421008000} is an apocalyptic number.

4568421008000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4568421008000 is an abundant number, since it is smaller than the sum of its proper divisors (6789815762920).

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

4568421008000 is an equidigital number, since it uses as much as digits as its factorization.

4568421008000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285526342 (or 285526320 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 4568421008000 in words is "four trillion, five hundred sixty-eight billion, four hundred twenty-one million, eight thousand".