22309402298089 has 3 divisors (see below), whose sum is σ = 22309407021373. Its totient is φ = 22309397574806.

The previous prime is 22309402298087. The next prime is 22309402298143. The reversal of 22309402298089 is 98089220490322.

The square root of 22309402298089 is 4723283.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 22309402298089 - 2¹ = 22309402298087 is a prime.

It is a super-3 number, since 3×22309402298089³ (a number of 41 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22309402298087) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2361642 + ... + 7084924.

Almost surely, 2^{22309402298089} is an apocalyptic number.

22309402298089 is the 4723283-rd square number.

22309402298089 is the 2361642-nd centered octagonal number.

It is an amenable number.

22309402298089 is a deficient number, since it is larger than the sum of its proper divisors (4723284).

22309402298089 is an frugal number, since it uses more digits than its factorization.

22309402298089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9446566 (or 4723283 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 58.

The spelling of 22309402298089 in words is "twenty-two trillion, three hundred nine billion, four hundred two million, two hundred ninety-eight thousand, eighty-nine".