23166222534 has 64 divisors (see below), whose sum is σ = 63360622080. Its totient is φ = 6109771680.

The previous prime is 23166222509. The next prime is 23166222539. The reversal of 23166222534 is 43522266132.

23166222534 is a `hidden beast` number, since 2 + 3 + 1 + 6 + 622 + 25 + 3 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23166222539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2352252 + ... + 2362079.

It is an arithmetic number, because the mean of its divisors is an integer number (990009720).

Almost surely, 2^23166222534 is an apocalyptic number.

23166222534 is an abundant number, since it is smaller than the sum of its proper divisors (40194399546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23166222534 is a wasteful number, since it uses less digits than its factorization.

23166222534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4714362 (or 4714356 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

Adding to 23166222534 its reverse (43522266132), we get a palindrome (66688488666).

The spelling of 23166222534 in words is "twenty-three billion, one hundred sixty-six million, two hundred twenty-two thousand, five hundred thirty-four".