166153040726 has 8 divisors (see below), whose sum is σ = 263890123560. Its totient is φ = 78189666208.

The previous prime is 166153040671. The next prime is 166153040737. The reversal of 166153040726 is 627040351661.

166153040726 is digitally balanced in base 3, 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 a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2443427036 + ... + 2443427103.

It is an arithmetic number, because the mean of its divisors is an integer number (32986265445).

Almost surely, 2^166153040726 is an apocalyptic number.

166153040726 is a deficient number, since it is larger than the sum of its proper divisors (97737082834).

166153040726 is a wasteful number, since it uses less digits than its factorization.

166153040726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4886854158.

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 166153040726 in words is "one hundred sixty-six billion, one hundred fifty-three million, forty thousand, seven hundred twenty-six".