22064068421 has 8 divisors (see below), whose sum is σ = 23228380320. Its totient is φ = 20900061072.

The previous prime is 22064068373. The next prime is 22064068457. The reversal of 22064068421 is 12486046022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22064068421 - 2⁶ = 22064068357 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 (22064068721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80906 + ... + 225108.

It is an arithmetic number, because the mean of its divisors is an integer number (2903547540).

Almost surely, 2^22064068421 is an apocalyptic number.

It is an amenable number.

22064068421 is a deficient number, since it is larger than the sum of its proper divisors (1164311899).

22064068421 is a wasteful number, since it uses less digits than its factorization.

22064068421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152275.

The product of its (nonzero) digits is 36864, while the sum is 35.

The spelling of 22064068421 in words is "twenty-two billion, sixty-four million, sixty-eight thousand, four hundred twenty-one".