166342534620 has 48 divisors (see below), whose sum is σ = 465899817600. Its totient is φ = 44344607296.

The previous prime is 166342534619. The next prime is 166342534621. The reversal of 166342534620 is 26435243661.

It is a happy number.

166342534620 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (166342534619) and next prime (166342534621).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166342534621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217770 + ... + 616529.

It is an arithmetic number, because the mean of its divisors is an integer number (9706246200).

Almost surely, 2^166342534620 is an apocalyptic number.

166342534620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166342534620 is an abundant number, since it is smaller than the sum of its proper divisors (299557282980).

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

166342534620 is a wasteful number, since it uses less digits than its factorization.

166342534620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837634 (or 837632 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 166342534620 in words is "one hundred sixty-six billion, three hundred forty-two million, five hundred thirty-four thousand, six hundred twenty".