165812347324 has 24 divisors (see below), whose sum is σ = 314062834400. Its totient is φ = 76144204224.

The previous prime is 165812347277. The next prime is 165812347333. The reversal of 165812347324 is 423743218561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8001459 + ... + 8022154.

Almost surely, 2^165812347324 is an apocalyptic number.

It is an amenable number.

165812347324 is a deficient number, since it is larger than the sum of its proper divisors (148250487076).

165812347324 is a wasteful number, since it uses less digits than its factorization.

165812347324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16023829 (or 16023827 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The spelling of 165812347324 in words is "one hundred sixty-five billion, eight hundred twelve million, three hundred forty-seven thousand, three hundred twenty-four".