166763361 has 16 divisors (see below), whose sum is σ = 235468800. Its totient is φ = 104687568.

The previous prime is 166763357. The next prime is 166763383. The reversal of 166763361 is 163367661.

166763361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 166763361 - 2² = 166763357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166763341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 760 + ... + 18278.

It is an arithmetic number, because the mean of its divisors is an integer number (14716800).

Almost surely, 2^166763361 is an apocalyptic number.

It is an amenable number.

166763361 is a deficient number, since it is larger than the sum of its proper divisors (68705439).

166763361 is a wasteful number, since it uses less digits than its factorization.

166763361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17708.

The product of its digits is 81648, while the sum is 39.

The square root of 166763361 is about 12913.6888997683. The cubic root of 166763361 is about 550.4276134589.

The spelling of 166763361 in words is "one hundred sixty-six million, seven hundred sixty-three thousand, three hundred sixty-one".