166422065031232 has 14 divisors (see below), whose sum is σ = 330243785296478. Its totient is φ = 83211032515584.

The previous prime is 166422065031139. The next prime is 166422065031253. The reversal of 166422065031232 is 232130560224661.

It can be written as a sum of positive squares in only one way, i.e., 147172224679936 + 19249840351296 = 12131456^2 + 4387464^2 .

It is a super-2 number, since 2×166422065031232² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300172382993 + ... + 1300172383120.

Almost surely, 2^{166422065031232} is an apocalyptic number.

It is an amenable number.

166422065031232 is a deficient number, since it is larger than the sum of its proper divisors (163821720265246).

166422065031232 is an equidigital number, since it uses as much as digits as its factorization.

166422065031232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600344766125 (or 2600344766115 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 166422065031232 in words is "one hundred sixty-six trillion, four hundred twenty-two billion, sixty-five million, thirty-one thousand, two hundred thirty-two".