166112822 has 4 divisors (see below), whose sum is σ = 249169236. Its totient is φ = 83056410.

The previous prime is 166112819. The next prime is 166112833. The reversal of 166112822 is 228211661.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41528204 + ... + 41528207.

It is an arithmetic number, because the mean of its divisors is an integer number (62292309).

Almost surely, 2^166112822 is an apocalyptic number.

166112822 is a deficient number, since it is larger than the sum of its proper divisors (83056414).

166112822 is an equidigital number, since it uses as much as digits as its factorization.

166112822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83056413.

The product of its digits is 2304, while the sum is 29.

The square root of 166112822 is about 12888.4763257726. The cubic root of 166112822 is about 549.7109467369.

The spelling of 166112822 in words is "one hundred sixty-six million, one hundred twelve thousand, eight hundred twenty-two".