166126380762 has 32 divisors (see below), whose sum is σ = 340730083584. Its totient is φ = 53972352000.

The previous prime is 166126380727. The next prime is 166126380769. The reversal of 166126380762 is 267083621661.

It is not an unprimeable number, because it can be changed into a prime (166126380769) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1154239 + ... + 1290162.

It is an arithmetic number, because the mean of its divisors is an integer number (10647815112).

Almost surely, 2^166126380762 is an apocalyptic number.

166126380762 is an abundant number, since it is smaller than the sum of its proper divisors (174603702822).

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

166126380762 is a wasteful number, since it uses less digits than its factorization.

166126380762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444694.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 166126380762 in words is "one hundred sixty-six billion, one hundred twenty-six million, three hundred eighty thousand, seven hundred sixty-two".