22704634143843 has 16 divisors (see below), whose sum is σ = 30451155858336. Its totient is φ = 15047286693120.

The previous prime is 22704634143839. The next prime is 22704634143887. The reversal of 22704634143843 is 34834143640722.

It is a Cunningham number, because it is equal to 4764938²-1.

It is not a de Polignac number, because 22704634143843 - 2² = 22704634143839 is a prime.

It is a super-2 number, since 2×22704634143843² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22704634143743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2382471 + ... + 7147407.

It is an arithmetic number, because the mean of its divisors is an integer number (1903197241146).

Almost surely, 2^{22704634143843} is an apocalyptic number.

22704634143843 is a deficient number, since it is larger than the sum of its proper divisors (7746521714493).

22704634143843 is a wasteful number, since it uses less digits than its factorization.

22704634143843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4774294.

The product of its (nonzero) digits is 9289728, while the sum is 51.

The spelling of 22704634143843 in words is "twenty-two trillion, seven hundred four billion, six hundred thirty-four million, one hundred forty-three thousand, eight hundred forty-three".