173023931136 has 288 divisors, whose sum is σ = 540361389568. Its totient is φ = 48120791040.

The previous prime is 173023931089. The next prime is 173023931159. The reversal of 173023931136 is 631139320371.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 173023931094 and 173023931103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77902506 + ... + 77904726.

Almost surely, 2^173023931136 is an apocalyptic number.

173023931136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173023931136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (270180694784).

173023931136 is an abundant number, since it is smaller than the sum of its proper divisors (367337458432).

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

173023931136 is a wasteful number, since it uses less digits than its factorization.

173023931136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627 (or 2613 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 39.

The spelling of 173023931136 in words is "one hundred seventy-three billion, twenty-three million, nine hundred thirty-one thousand, one hundred thirty-six".