166001166151362 has 48 divisors (see below), whose sum is σ = 367189785144000. Its totient is φ = 54180892430496.

The previous prime is 166001166151339. The next prime is 166001166151421. The reversal of 166001166151362 is 263151661100661.

166001166151362 is a `hidden beast` number, since 1 + 6 + 6 + 0 + 0 + 1 + 16 + 61 + 513 + 62 = 666.

It is a super-2 number, since 2×166001166151362² (a number of 29 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 173878078 + ... + 174830169.

It is an arithmetic number, because the mean of its divisors is an integer number (7649787190500).

Almost surely, 2^{166001166151362} is an apocalyptic number.

166001166151362 is an abundant number, since it is smaller than the sum of its proper divisors (201188618992638).

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

166001166151362 is a wasteful number, since it uses less digits than its factorization.

166001166151362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348708807 (or 348708804 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 166001166151362 in words is "one hundred sixty-six trillion, one billion, one hundred sixty-six million, one hundred fifty-one thousand, three hundred sixty-two".