166788633158332 has 6 divisors (see below), whose sum is σ = 291880108027088. Its totient is φ = 83394316579164.

The previous prime is 166788633158321. The next prime is 166788633158333. The reversal of 166788633158332 is 233851336887661.

166788633158332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166788633158333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20848579144788 + ... + 20848579144795.

Almost surely, 2^{166788633158332} is an apocalyptic number.

It is an amenable number.

166788633158332 is a deficient number, since it is larger than the sum of its proper divisors (125091474868756).

166788633158332 is a wasteful number, since it uses less digits than its factorization.

166788633158332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41697158289587 (or 41697158289585 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 70.

The spelling of 166788633158332 in words is "one hundred sixty-six trillion, seven hundred eighty-eight billion, six hundred thirty-three million, one hundred fifty-eight thousand, three hundred thirty-two".