22500999967 has 4 divisors (see below), whose sum is σ = 23024279080. Its totient is φ = 21977720856.

The previous prime is 22500999949. The next prime is 22501000031. The reversal of 22500999967 is 76999900522.

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 22500999967 - 2⁷ = 22500999839 is a prime.

It is a super-3 number, since 3×22500999967³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22500399967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261639492 + ... + 261639577.

It is an arithmetic number, because the mean of its divisors is an integer number (5756069770).

Almost surely, 2^22500999967 is an apocalyptic number.

22500999967 is a deficient number, since it is larger than the sum of its proper divisors (523279113).

22500999967 is an equidigital number, since it uses as much as digits as its factorization.

22500999967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 523279112.

The product of its (nonzero) digits is 5511240, while the sum is 58.

The spelling of 22500999967 in words is "twenty-two billion, five hundred million, nine hundred ninety-nine thousand, nine hundred sixty-seven".