165652350500066 has 8 divisors (see below), whose sum is σ = 248484346546860. Its totient is φ = 82824234984448.

The previous prime is 165652350500057. The next prime is 165652350500081. The reversal of 165652350500066 is 660005053256561.

165652350500066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 151817514030625 + 13834836469441 = 12321425^2 + 3719521^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 165652350499987 and 165652350500023.

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, 970026071 + ... + 970196826.

Almost surely, 2^{165652350500066} is an apocalyptic number.

165652350500066 is a deficient number, since it is larger than the sum of its proper divisors (82831996046794).

165652350500066 is a wasteful number, since it uses less digits than its factorization.

165652350500066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940265588.

The product of its (nonzero) digits is 4860000, while the sum is 50.

The spelling of 165652350500066 in words is "one hundred sixty-five trillion, six hundred fifty-two billion, three hundred fifty million, five hundred thousand, sixty-six".