22406674285 has 4 divisors (see below), whose sum is σ = 26888009148. Its totient is φ = 17925339424.

The previous prime is 22406674253. The next prime is 22406674327. The reversal of 22406674285 is 58247660422.

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

It can be written as a sum of positive squares in 2 ways, for example, as 12708954756 + 9697719529 = 112734^2 + 98477^2 .

It is a cyclic number.

It is not a de Polignac number, because 22406674285 - 2⁵ = 22406674253 is a prime.

It is a super-2 number, since 2×22406674285² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2240667424 + ... + 2240667433.

It is an arithmetic number, because the mean of its divisors is an integer number (6722002287).

Almost surely, 2^22406674285 is an apocalyptic number.

It is an amenable number.

22406674285 is a deficient number, since it is larger than the sum of its proper divisors (4481334863).

22406674285 is an equidigital number, since it uses as much as digits as its factorization.

22406674285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4481334862.

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 22406674285 in words is "twenty-two billion, four hundred six million, six hundred seventy-four thousand, two hundred eighty-five".