22351856839 has 8 divisors (see below), whose sum is σ = 24078790512. Its totient is φ = 20626003200.

The previous prime is 22351856837. The next prime is 22351856867. The reversal of 22351856839 is 93865815322.

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 22351856839 - 2¹ = 22351856837 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 (22351856837) 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, 226762 + ... + 310039.

It is an arithmetic number, because the mean of its divisors is an integer number (3009848814).

Almost surely, 2^22351856839 is an apocalyptic number.

22351856839 is a deficient number, since it is larger than the sum of its proper divisors (1726933673).

22351856839 is a wasteful number, since it uses less digits than its factorization.

22351856839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540017.

The product of its digits is 3110400, while the sum is 52.

The spelling of 22351856839 in words is "twenty-two billion, three hundred fifty-one million, eight hundred fifty-six thousand, eight hundred thirty-nine".