22319878855 has 8 divisors (see below), whose sum is σ = 27707436000. Its totient is φ = 17240182176.

The previous prime is 22319878793. The next prime is 22319878909. The reversal of 22319878855 is 55887891322.

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 22319878855 - 2⁷ = 22319878727 is a prime.

It is a super-3 number, since 3×22319878855³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 22319878855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76964955 + ... + 76965244.

It is an arithmetic number, because the mean of its divisors is an integer number (3463429500).

Almost surely, 2^22319878855 is an apocalyptic number.

22319878855 is a deficient number, since it is larger than the sum of its proper divisors (5387557145).

22319878855 is a wasteful number, since it uses less digits than its factorization.

22319878855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153930233.

The product of its digits is 9676800, while the sum is 58.

The spelling of 22319878855 in words is "twenty-two billion, three hundred nineteen million, eight hundred seventy-eight thousand, eight hundred fifty-five".