6336623226421 has 16 divisors (see below), whose sum is σ = 6492423700224. Its totient is φ = 6181209425664.

The previous prime is 6336623226403. The next prime is 6336623226463. The reversal of 6336623226421 is 1246223266336.

It is a cyclic number.

It is not a de Polignac number, because 6336623226421 - 2⁷ = 6336623226293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6336623226491) 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, 199142505 + ... + 199174321.

It is an arithmetic number, because the mean of its divisors is an integer number (405776481264).

Almost surely, 2^{6336623226421} is an apocalyptic number.

It is an amenable number.

6336623226421 is a deficient number, since it is larger than the sum of its proper divisors (155800473803).

6336623226421 is a wasteful number, since it uses less digits than its factorization.

6336623226421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37740.

The product of its digits is 2239488, while the sum is 46.

The spelling of 6336623226421 in words is "six trillion, three hundred thirty-six billion, six hundred twenty-three million, two hundred twenty-six thousand, four hundred twenty-one".