173285997115 has 32 divisors (see below), whose sum is σ = 259278888960. Its totient is φ = 108012009600.

The previous prime is 173285997091. The next prime is 173285997121. The reversal of 173285997115 is 511799582371.

173285997115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 173285997115 - 2⁵ = 173285997083 is a prime.

It is a super-2 number, since 2×173285997115² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 173285997115.

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, 6542950 + ... + 6569380.

It is an arithmetic number, because the mean of its divisors is an integer number (8102465280).

Almost surely, 2^173285997115 is an apocalyptic number.

173285997115 is a deficient number, since it is larger than the sum of its proper divisors (85992891845).

173285997115 is a wasteful number, since it uses less digits than its factorization.

173285997115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43483.

The product of its digits is 4762800, while the sum is 58.

The spelling of 173285997115 in words is "one hundred seventy-three billion, two hundred eighty-five million, nine hundred ninety-seven thousand, one hundred fifteen".