3166634621373 has 4 divisors (see below), whose sum is σ = 4222179495168. Its totient is φ = 2111089747580.

The previous prime is 3166634621363. The next prime is 3166634621383. The reversal of 3166634621373 is 3731264366613.

3166634621373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3166634621363) and next prime (3166634621383).

It is a cyclic number.

It is not a de Polignac number, because 3166634621373 - 2³⁰ = 3165560879549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3166634621363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527772436893 + ... + 527772436898.

It is an arithmetic number, because the mean of its divisors is an integer number (1055544873792).

Almost surely, 2^{3166634621373} is an apocalyptic number.

It is an amenable number.

3166634621373 is a deficient number, since it is larger than the sum of its proper divisors (1055544873795).

3166634621373 is a wasteful number, since it uses less digits than its factorization.

3166634621373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055544873794.

The product of its digits is 5878656, while the sum is 51.

Adding to 3166634621373 its reverse (3731264366613), we get a palindrome (6897898987986).

The spelling of 3166634621373 in words is "three trillion, one hundred sixty-six billion, six hundred thirty-four million, six hundred twenty-one thousand, three hundred seventy-three".