173020527232 has 128 divisors (see below), whose sum is σ = 405883296000. Its totient is φ = 73429816320.

The previous prime is 173020527221. The next prime is 173020527247. The reversal of 173020527232 is 232725020371.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×173020527232² (a number of 23 digits) contains 22 as substring.

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, 4502982 + ... + 4541242.

It is an arithmetic number, because the mean of its divisors is an integer number (3170963250).

Almost surely, 2^173020527232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173020527232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (202941648000).

173020527232 is an abundant number, since it is smaller than the sum of its proper divisors (232862768768).

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

173020527232 is an equidigital number, since it uses as much as digits as its factorization.

173020527232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38399 (or 38373 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

The spelling of 173020527232 in words is "one hundred seventy-three billion, twenty million, five hundred twenty-seven thousand, two hundred thirty-two".