166726837322 has 8 divisors (see below), whose sum is σ = 251013099072. Its totient is φ = 83055804300.

The previous prime is 166726837313. The next prime is 166726837327. The reversal of 166726837322 is 223738627661.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (166726837327) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 153806504 + ... + 153807587.

It is an arithmetic number, because the mean of its divisors is an integer number (31376637384).

Almost surely, 2^166726837322 is an apocalyptic number.

166726837322 is a deficient number, since it is larger than the sum of its proper divisors (84286261750).

166726837322 is a wasteful number, since it uses less digits than its factorization.

166726837322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307614364.

The product of its digits is 6096384, while the sum is 53.

The spelling of 166726837322 in words is "one hundred sixty-six billion, seven hundred twenty-six million, eight hundred thirty-seven thousand, three hundred twenty-two".