166763046727 has 32 divisors (see below), whose sum is σ = 184044022272. Its totient is φ = 150621254784.

The previous prime is 166763046713. The next prime is 166763046733. The reversal of 166763046727 is 727640367661.

It is not a de Polignac number, because 166763046727 - 2⁷ = 166763046599 is a prime.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166763046707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5730588 + ... + 5759614.

It is an arithmetic number, because the mean of its divisors is an integer number (5751375696).

Almost surely, 2^166763046727 is an apocalyptic number.

166763046727 is a deficient number, since it is larger than the sum of its proper divisors (17280975545).

166763046727 is a wasteful number, since it uses less digits than its factorization.

166763046727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29287.

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 166763046727 in words is "one hundred sixty-six billion, seven hundred sixty-three million, forty-six thousand, seven hundred twenty-seven".