22065291393 has 8 divisors (see below), whose sum is σ = 30434884800. Its totient is φ = 14202946128.

The previous prime is 22065291379. The next prime is 22065291403. The reversal of 22065291393 is 39319256022.

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

It is not a de Polignac number, because 22065291393 - 2⁸ = 22065291137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22065291343) 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, 126811933 + ... + 126812106.

It is an arithmetic number, because the mean of its divisors is an integer number (3804360600).

Almost surely, 2^22065291393 is an apocalyptic number.

It is an amenable number.

22065291393 is a deficient number, since it is larger than the sum of its proper divisors (8369593407).

22065291393 is a wasteful number, since it uses less digits than its factorization.

22065291393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253624071.

The product of its (nonzero) digits is 174960, while the sum is 42.

The spelling of 22065291393 in words is "twenty-two billion, sixty-five million, two hundred ninety-one thousand, three hundred ninety-three".