166950484656 has 40 divisors (see below), whose sum is σ = 446160781680. Its totient is φ = 53731190016.

The previous prime is 166950484643. The next prime is 166950484663. The reversal of 166950484656 is 656484059661.

166950484656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 166950484656.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 59966455 + ... + 59969238.

It is an arithmetic number, because the mean of its divisors is an integer number (11154019542).

Almost surely, 2^166950484656 is an apocalyptic number.

166950484656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166950484656 is an abundant number, since it is smaller than the sum of its proper divisors (279210297024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166950484656 is a wasteful number, since it uses less digits than its factorization.

166950484656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119935733 (or 119935727 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 60.

The spelling of 166950484656 in words is "one hundred sixty-six billion, nine hundred fifty million, four hundred eighty-four thousand, six hundred fifty-six".