168222546809204 has 24 divisors (see below), whose sum is σ = 311236842554400. Its totient is φ = 79336397613600.

The previous prime is 168222546809159. The next prime is 168222546809227. The reversal of 168222546809204 is 402908645222861.

It is a super-2 number, since 2×168222546809204² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4832852822 + ... + 4832887629.

It is an arithmetic number, because the mean of its divisors is an integer number (12968201773100).

Almost surely, 2^{168222546809204} is an apocalyptic number.

It is an amenable number.

168222546809204 is a deficient number, since it is larger than the sum of its proper divisors (143014295745196).

168222546809204 is a wasteful number, since it uses less digits than its factorization.

168222546809204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9665740703 (or 9665740701 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 59.

The spelling of 168222546809204 in words is "one hundred sixty-eight trillion, two hundred twenty-two billion, five hundred forty-six million, eight hundred nine thousand, two hundred four".