165525555706 has 8 divisors (see below), whose sum is σ = 283758095520. Its totient is φ = 70939523868.

The previous prime is 165525555703. The next prime is 165525555731. The reversal of 165525555706 is 607555525561.

165525555706 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (165525555703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5911626976 + ... + 5911627003.

It is an arithmetic number, because the mean of its divisors is an integer number (35469761940).

Almost surely, 2^165525555706 is an apocalyptic number.

165525555706 is a deficient number, since it is larger than the sum of its proper divisors (118232539814).

165525555706 is a wasteful number, since it uses less digits than its factorization.

165525555706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11823253988.

The product of its (nonzero) digits is 7875000, while the sum is 52.

The spelling of 165525555706 in words is "one hundred sixty-five billion, five hundred twenty-five million, five hundred fifty-five thousand, seven hundred six".