165760190672 has 10 divisors (see below), whose sum is σ = 321160369458. Its totient is φ = 82880095328.

The previous prime is 165760190671. The next prime is 165760190719. The reversal of 165760190672 is 276091067561.

It can be written as a sum of positive squares in only one way, i.e., 133505467456 + 32254723216 = 365384^2 + 179596^2 .

It is a super-3 number, since 3×165760190672³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 165760190672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165760190671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5180005943 + ... + 5180005974.

Almost surely, 2^165760190672 is an apocalyptic number.

It is an amenable number.

165760190672 is a deficient number, since it is larger than the sum of its proper divisors (155400178786).

165760190672 is a wasteful number, since it uses less digits than its factorization.

165760190672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10360011925 (or 10360011919 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 50.

The spelling of 165760190672 in words is "one hundred sixty-five billion, seven hundred sixty million, one hundred ninety thousand, six hundred seventy-two".