166683703702 has 16 divisors (see below), whose sum is σ = 253062178992. Its totient is φ = 82329836800.

The previous prime is 166683703663. The next prime is 166683703717. The reversal of 166683703702 is 207307386661.

It is a happy number.

It is a super-2 number, since 2×166683703702² (a number of 23 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1932702 + ... + 2017102.

It is an arithmetic number, because the mean of its divisors is an integer number (15816386187).

Almost surely, 2^166683703702 is an apocalyptic number.

166683703702 is a deficient number, since it is larger than the sum of its proper divisors (86378475290).

166683703702 is a wasteful number, since it uses less digits than its factorization.

166683703702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96383.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 166683703702 in words is "one hundred sixty-six billion, six hundred eighty-three million, seven hundred three thousand, seven hundred two".