161614163343224 has 8 divisors (see below), whose sum is σ = 303026556268560. Its totient is φ = 80807081671608.

The previous prime is 161614163343169. The next prime is 161614163343229. The reversal of 161614163343224 is 422343361416161.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×161614163343224² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (161614163343229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100885208944 + ... + 10100885208959.

It is an arithmetic number, because the mean of its divisors is an integer number (37878319533570).

Almost surely, 2^{161614163343224} is an apocalyptic number.

It is an amenable number.

161614163343224 is a deficient number, since it is larger than the sum of its proper divisors (141412392925336).

161614163343224 is a wasteful number, since it uses less digits than its factorization.

161614163343224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20201770417909 (or 20201770417905 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 47.

The spelling of 161614163343224 in words is "one hundred sixty-one trillion, six hundred fourteen billion, one hundred sixty-three million, three hundred forty-three thousand, two hundred twenty-four".