161419853391344 has 20 divisors (see below), whose sum is σ = 312757076785296. Its totient is φ = 80708349704832.

The previous prime is 161419853391299. The next prime is 161419853391403. The reversal of 161419853391344 is 443193358914161.

It is a hoax number, since the sum of its digits (62) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97717244 + ... + 99355419.

Almost surely, 2^{161419853391344} is an apocalyptic number.

It is an amenable number.

161419853391344 is a deficient number, since it is larger than the sum of its proper divisors (151337223393952).

161419853391344 is a wasteful number, since it uses less digits than its factorization.

161419853391344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197123864 (or 197123858 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 62.

The spelling of 161419853391344 in words is "one hundred sixty-one trillion, four hundred nineteen billion, eight hundred fifty-three million, three hundred ninety-one thousand, three hundred forty-four".