173127097880 has 128 divisors (see below), whose sum is σ = 449289504000. Its totient is φ = 59378480640.

The previous prime is 173127097853. The next prime is 173127097919. The reversal of 173127097880 is 88790721371.

173127097880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×173127097880² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

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 31 ways as a sum of consecutive naturals, for example, 1852106 + ... + 1943334.

It is an arithmetic number, because the mean of its divisors is an integer number (3510074250).

Almost surely, 2^173127097880 is an apocalyptic number.

173127097880 is a gapful number since it is divisible by the number (10) 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 173127097880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224644752000).

173127097880 is an abundant number, since it is smaller than the sum of its proper divisors (276162406120).

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

173127097880 is a wasteful number, since it uses less digits than its factorization.

173127097880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91497 (or 91493 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 53.

The spelling of 173127097880 in words is "one hundred seventy-three billion, one hundred twenty-seven million, ninety-seven thousand, eight hundred eighty".