1666700183367 has 16 divisors (see below), whose sum is σ = 2478099494880. Its totient is φ = 1107122138496.

The previous prime is 1666700183359. The next prime is 1666700183387. The reversal of 1666700183367 is 7633810076661.

It is a happy number.

It is not a de Polignac number, because 1666700183367 - 2³ = 1666700183359 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1666700183327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111417858 + ... + 111432815.

It is an arithmetic number, because the mean of its divisors is an integer number (154881218430).

Almost surely, 2^{1666700183367} is an apocalyptic number.

1666700183367 is a deficient number, since it is larger than the sum of its proper divisors (811399311513).

1666700183367 is a wasteful number, since it uses less digits than its factorization.

1666700183367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222850959 (or 222850953 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 1666700183367 in words is "one trillion, six hundred sixty-six billion, seven hundred million, one hundred eighty-three thousand, three hundred sixty-seven".