166310322492 has 24 divisors (see below), whose sum is σ = 408481494400. Its totient is φ = 52519049136.

The previous prime is 166310322491. The next prime is 166310322551. The reversal of 166310322492 is 294223013661.

166310322492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 166310322492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166310322491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364715392 + ... + 364715847.

Almost surely, 2^166310322492 is an apocalyptic number.

166310322492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

166310322492 is an abundant number, since it is smaller than the sum of its proper divisors (242171171908).

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

166310322492 is a wasteful number, since it uses less digits than its factorization.

166310322492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729431265 (or 729431263 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 39.

The spelling of 166310322492 in words is "one hundred sixty-six billion, three hundred ten million, three hundred twenty-two thousand, four hundred ninety-two".