161614163343442 has 32 divisors (see below), whose sum is σ = 242927629908480. Its totient is φ = 80638497885120.

The previous prime is 161614163343341. The next prime is 161614163343467. The reversal of 161614163343442 is 244343361416161.

It is a super-2 number, since 2×161614163343442² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13595868823 + ... + 13595880709.

It is an arithmetic number, because the mean of its divisors is an integer number (7591488434640).

Almost surely, 2^{161614163343442} is an apocalyptic number.

161614163343442 is a deficient number, since it is larger than the sum of its proper divisors (81313466565038).

161614163343442 is a wasteful number, since it uses less digits than its factorization.

161614163343442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19626.

The product of its digits is 2985984, while the sum is 49.

The spelling of 161614163343442 in words is "one hundred sixty-one trillion, six hundred fourteen billion, one hundred sixty-three million, three hundred forty-three thousand, four hundred forty-two".