23354222166 has 48 divisors (see below), whose sum is σ = 56136525120. Its totient is φ = 6957083760.

The previous prime is 23354222131. The next prime is 23354222179. The reversal of 23354222166 is 66122245332.

23354222166 is a `hidden beast` number, since 2 + 33 + 542 + 2 + 21 + 66 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 23354222166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 987900 + ... + 1011263.

It is an arithmetic number, because the mean of its divisors is an integer number (1169510940).

Almost surely, 2^23354222166 is an apocalyptic number.

23354222166 is an abundant number, since it is smaller than the sum of its proper divisors (32782302954).

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

23354222166 is a wasteful number, since it uses less digits than its factorization.

23354222166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999241 (or 1999238 counting only the distinct ones).

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

Adding to 23354222166 its reverse (66122245332), we get a palindrome (89476467498).

The spelling of 23354222166 in words is "twenty-three billion, three hundred fifty-four million, two hundred twenty-two thousand, one hundred sixty-six".