22155150399 has 8 divisors (see below), whose sum is σ = 29542561152. Its totient is φ = 14768919960.

The previous prime is 22155150389. The next prime is 22155150419. The reversal of 22155150399 is 99305155122.

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

It is not a de Polignac number, because 22155150399 - 2¹⁶ = 22155084863 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22155150399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22155150349) 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, 250309 + ... + 327054.

It is an arithmetic number, because the mean of its divisors is an integer number (3692820144).

Almost surely, 2^22155150399 is an apocalyptic number.

22155150399 is a deficient number, since it is larger than the sum of its proper divisors (7387410753).

22155150399 is a wasteful number, since it uses less digits than its factorization.

22155150399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590157.

The product of its (nonzero) digits is 121500, while the sum is 42.

The spelling of 22155150399 in words is "twenty-two billion, one hundred fifty-five million, one hundred fifty thousand, three hundred ninety-nine".