166196463 has 8 divisors (see below), whose sum is σ = 221842176. Its totient is φ = 110674200.

The previous prime is 166196453. The next prime is 166196467. The reversal of 166196463 is 364691661.

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

It is not a de Polignac number, because 166196463 - 2⁴ = 166196447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166196467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27673 + ... + 33138.

It is an arithmetic number, because the mean of its divisors is an integer number (27730272).

Almost surely, 2^166196463 is an apocalyptic number.

166196463 is a deficient number, since it is larger than the sum of its proper divisors (55645713).

166196463 is an equidigital number, since it uses as much as digits as its factorization.

166196463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61725.

The product of its digits is 139968, while the sum is 42.

The square root of 166196463 is about 12891.7207152498. The cubic root of 166196463 is about 549.8031945997.

The spelling of 166196463 in words is "one hundred sixty-six million, one hundred ninety-six thousand, four hundred sixty-three".