173426219242 has 8 divisors (see below), whose sum is σ = 263432232000. Its totient is φ = 85615475244.

The previous prime is 173426219221. The next prime is 173426219257. The reversal of 173426219242 is 242912624371.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 548816992 + ... + 548817307.

It is an arithmetic number, because the mean of its divisors is an integer number (32929029000).

Almost surely, 2^173426219242 is an apocalyptic number.

173426219242 is a deficient number, since it is larger than the sum of its proper divisors (90006012758).

173426219242 is a wasteful number, since it uses less digits than its factorization.

173426219242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097634380.

The product of its digits is 290304, while the sum is 43.

The spelling of 173426219242 in words is "one hundred seventy-three billion, four hundred twenty-six million, two hundred nineteen thousand, two hundred forty-two".