6225442023821 has 16 divisors (see below), whose sum is σ = 6741116016960. Its totient is φ = 5729086661760.

The previous prime is 6225442023679. The next prime is 6225442023901. The reversal of 6225442023821 is 1283202445226.

It is a cyclic number.

It is not a de Polignac number, because 6225442023821 - 2³⁸ = 5950564116877 is a prime.

It is a super-2 number, since 2×6225442023821² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6225442013821) 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, 6742535 + ... + 7610036.

It is an arithmetic number, because the mean of its divisors is an integer number (421319751060).

Almost surely, 2^{6225442023821} is an apocalyptic number.

It is an amenable number.

6225442023821 is a deficient number, since it is larger than the sum of its proper divisors (515673993139).

6225442023821 is a wasteful number, since it uses less digits than its factorization.

6225442023821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14353244.

The product of its (nonzero) digits is 368640, while the sum is 41.

The spelling of 6225442023821 in words is "six trillion, two hundred twenty-five billion, four hundred forty-two million, twenty-three thousand, eight hundred twenty-one".