166834341750 has 32 divisors (see below), whose sum is σ = 416418518880. Its totient is φ = 44489157600.

The previous prime is 166834341733. The next prime is 166834341797. The reversal of 166834341750 is 57143438661.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 166834341750.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111222145 + ... + 111223644.

It is an arithmetic number, because the mean of its divisors is an integer number (13013078715).

Almost surely, 2^166834341750 is an apocalyptic number.

166834341750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

166834341750 is an abundant number, since it is smaller than the sum of its proper divisors (249584177130).

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

166834341750 is a wasteful number, since it uses less digits than its factorization.

166834341750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222445809 (or 222445799 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 166834341750 in words is "one hundred sixty-six billion, eight hundred thirty-four million, three hundred forty-one thousand, seven hundred fifty".