173403121332 has 48 divisors (see below), whose sum is σ = 462980085120. Its totient is φ = 49482488832.

The previous prime is 173403121327. The next prime is 173403121369. The reversal of 173403121332 is 233121304371.

173403121332 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 173403121332.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1207893 + ... + 1343804.

It is an arithmetic number, because the mean of its divisors is an integer number (9645418440).

Almost surely, 2^173403121332 is an apocalyptic number.

173403121332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

173403121332 is an abundant number, since it is smaller than the sum of its proper divisors (289576963788).

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

173403121332 is a wasteful number, since it uses less digits than its factorization.

173403121332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2552520 (or 2552518 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The spelling of 173403121332 in words is "one hundred seventy-three billion, four hundred three million, one hundred twenty-one thousand, three hundred thirty-two".