1668702000167 has 8 divisors (see below), whose sum is σ = 1680151855200. Its totient is φ = 1657255485600.

The previous prime is 1668702000151. The next prime is 1668702000169. The reversal of 1668702000167 is 7610002078661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1668702000167 - 2⁴ = 1668702000151 is a prime.

It is a super-2 number, since 2×1668702000167² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1668702000169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171542 + ... + 1834892.

It is an arithmetic number, because the mean of its divisors is an integer number (210018981900).

Almost surely, 2^{1668702000167} is an apocalyptic number.

1668702000167 is a deficient number, since it is larger than the sum of its proper divisors (11449855033).

1668702000167 is a wasteful number, since it uses less digits than its factorization.

1668702000167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1670233.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 1668702000167 in words is "one trillion, six hundred sixty-eight billion, seven hundred two million, one hundred sixty-seven", and thus it is an aban number.