160821737343 has 6 divisors (see below), whose sum is σ = 232298065064. Its totient is φ = 107214491556.

The previous prime is 160821737333. The next prime is 160821737387. The reversal of 160821737343 is 343737128061.

160821737343 is a `hidden beast` number, since 1 + 60 + 8 + 217 + 37 + 343 = 666.

It is not a de Polignac number, because 160821737343 - 2⁵ = 160821737311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (160821737333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8934540955 + ... + 8934540972.

Almost surely, 2^160821737343 is an apocalyptic number.

160821737343 is a deficient number, since it is larger than the sum of its proper divisors (71476327721).

160821737343 is a wasteful number, since it uses less digits than its factorization.

160821737343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17869081933 (or 17869081930 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 45.

The spelling of 160821737343 in words is "one hundred sixty billion, eight hundred twenty-one million, seven hundred thirty-seven thousand, three hundred forty-three".