161724425223334 has 8 divisors (see below), whose sum is σ = 250951694312160. Its totient is φ = 78073860452616.

The previous prime is 161724425223313. The next prime is 161724425223337. The reversal of 161724425223334 is 433322524427161.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161724425223337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394176079454 + ... + 1394176079569.

It is an arithmetic number, because the mean of its divisors is an integer number (31368961789020).

Almost surely, 2^{161724425223334} is an apocalyptic number.

161724425223334 is a deficient number, since it is larger than the sum of its proper divisors (89227269088826).

161724425223334 is a wasteful number, since it uses less digits than its factorization.

161724425223334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2788352159054.

The product of its digits is 5806080, while the sum is 49.

The spelling of 161724425223334 in words is "one hundred sixty-one trillion, seven hundred twenty-four billion, four hundred twenty-five million, two hundred twenty-three thousand, three hundred thirty-four".