22063599397 has 8 divisors (see below), whose sum is σ = 25220344896. Its totient is φ = 18908054592.

The previous prime is 22063599361. The next prime is 22063599401. The reversal of 22063599397 is 79399536022.

It is a happy number.

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

It is not a de Polignac number, because 22063599397 - 2⁷ = 22063599269 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 (22064599397) 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, 260443 + ... + 334600.

It is an arithmetic number, because the mean of its divisors is an integer number (3152543112).

Almost surely, 2^22063599397 is an apocalyptic number.

It is an amenable number.

22063599397 is a deficient number, since it is larger than the sum of its proper divisors (3156745499).

22063599397 is an equidigital number, since it uses as much as digits as its factorization.

22063599397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600347.

The product of its (nonzero) digits is 5511240, while the sum is 55.

The spelling of 22063599397 in words is "twenty-two billion, sixty-three million, five hundred ninety-nine thousand, three hundred ninety-seven".