166852003684 has 6 divisors (see below), whose sum is σ = 291991006454. Its totient is φ = 83426001840.

The previous prime is 166852003673. The next prime is 166852003687. The reversal of 166852003684 is 486300258661.

It is a happy number.

166852003684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 105755040000 + 61096963684 = 325200^2 + 247178^2 .

It is a super-2 number, since 2×166852003684² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (166852003687) 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 as a sum of consecutive naturals, namely, 20856500457 + ... + 20856500464.

Almost surely, 2^166852003684 is an apocalyptic number.

It is an amenable number.

166852003684 is a deficient number, since it is larger than the sum of its proper divisors (125139002770).

166852003684 is a wasteful number, since it uses less digits than its factorization.

166852003684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41713000925 (or 41713000923 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 166852003684 in words is "one hundred sixty-six billion, eight hundred fifty-two million, three thousand, six hundred eighty-four".