166122632356235 has 4 divisors (see below), whose sum is σ = 199347158827488. Its totient is φ = 132898105884984.

The previous prime is 166122632356207. The next prime is 166122632356301. The reversal of 166122632356235 is 532653236221661.

It is a happy number.

166122632356235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 166122632356235 - 2²⁶ = 166122565247371 is a prime.

It is a Duffinian 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, 16612263235619 + ... + 16612263235628.

It is an arithmetic number, because the mean of its divisors is an integer number (49836789706872).

Almost surely, 2^{166122632356235} is an apocalyptic number.

166122632356235 is a deficient number, since it is larger than the sum of its proper divisors (33224526471253).

166122632356235 is an equidigital number, since it uses as much as digits as its factorization.

166122632356235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33224526471252.

The product of its digits is 13996800, while the sum is 53.

Adding to 166122632356235 its reverse (532653236221661), we get a palindrome (698775868577896).

The spelling of 166122632356235 in words is "one hundred sixty-six trillion, one hundred twenty-two billion, six hundred thirty-two million, three hundred fifty-six thousand, two hundred thirty-five".