22252828399 has 4 divisors (see below), whose sum is σ = 22262060520. Its totient is φ = 22243596280.

The previous prime is 22252828393. The next prime is 22252828421. The reversal of 22252828399 is 99382825222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22252828399 - 2²¹ = 22250731247 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 (22252828393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4612444 + ... + 4617265.

It is an arithmetic number, because the mean of its divisors is an integer number (5565515130).

Almost surely, 2^22252828399 is an apocalyptic number.

22252828399 is a deficient number, since it is larger than the sum of its proper divisors (9232121).

22252828399 is an equidigital number, since it uses as much as digits as its factorization.

22252828399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9232120.

The product of its digits is 2488320, while the sum is 52.

The spelling of 22252828399 in words is "twenty-two billion, two hundred fifty-two million, eight hundred twenty-eight thousand, three hundred ninety-nine".