161424252334 has 8 divisors (see below), whose sum is σ = 242158660200. Its totient is φ = 80704698936.

The previous prime is 161424252329. The next prime is 161424252337. The reversal of 161424252334 is 433252424161.

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

It is a junction number, because it is equal to n+sod(n) for n = 161424252293 and 161424252302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161424252337) 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, 3686409 + ... + 3729940.

It is an arithmetic number, because the mean of its divisors is an integer number (30269832525).

Almost surely, 2^161424252334 is an apocalyptic number.

161424252334 is a deficient number, since it is larger than the sum of its proper divisors (80734407866).

161424252334 is a wasteful number, since it uses less digits than its factorization.

161424252334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7427234.

The product of its digits is 138240, while the sum is 37.

Adding to 161424252334 its reverse (433252424161), we get a palindrome (594676676495).

The spelling of 161424252334 in words is "one hundred sixty-one billion, four hundred twenty-four million, two hundred fifty-two thousand, three hundred thirty-four".