3166732321668 has 24 divisors (see below), whose sum is σ = 8210046760160. Its totient is φ = 1055577440520.

The previous prime is 3166732321661. The next prime is 3166732321721. The reversal of 3166732321668 is 8661232376613.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (3166732321661) 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, 14660797678 + ... + 14660797893.

Almost surely, 2^{3166732321668} is an apocalyptic number.

It is an amenable number.

3166732321668 is an abundant number, since it is smaller than the sum of its proper divisors (5043314438492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3166732321668 is a wasteful number, since it uses less digits than its factorization.

3166732321668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29321595584 (or 29321595576 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 54.

Subtracting 3166732321668 from its reverse (8661232376613), we obtain a palindrome (5494500054945).

The spelling of 3166732321668 in words is "three trillion, one hundred sixty-six billion, seven hundred thirty-two million, three hundred twenty-one thousand, six hundred sixty-eight".