156665100022 has 8 divisors (see below), whose sum is σ = 235104134976. Its totient is φ = 78297055032.

The previous prime is 156665100013. The next prime is 156665100037. The reversal of 156665100022 is 220001566651.

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

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, 17741973 + ... + 17750800.

It is an arithmetic number, because the mean of its divisors is an integer number (29388016872).

Almost surely, 2^156665100022 is an apocalyptic number.

156665100022 is a deficient number, since it is larger than the sum of its proper divisors (78439034954).

156665100022 is a wasteful number, since it uses less digits than its factorization.

156665100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35494982.

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 156665100022 its reverse (220001566651), we get a palindrome (376666666673).

The spelling of 156665100022 in words is "one hundred fifty-six billion, six hundred sixty-five million, one hundred thousand, twenty-two".