1666670333702 has 8 divisors (see below), whose sum is σ = 2727278727912. Its totient is φ = 757577424400.

The previous prime is 1666670333687. The next prime is 1666670333737. The reversal of 1666670333702 is 2073330766661.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37878871199 + ... + 37878871242.

It is an arithmetic number, because the mean of its divisors is an integer number (340909840989).

Almost surely, 2^{1666670333702} is an apocalyptic number.

1666670333702 is a deficient number, since it is larger than the sum of its proper divisors (1060608394210).

1666670333702 is a wasteful number, since it uses less digits than its factorization.

1666670333702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75757742454.

The product of its (nonzero) digits is 3429216, while the sum is 50.

The spelling of 1666670333702 in words is "one trillion, six hundred sixty-six billion, six hundred seventy million, three hundred thirty-three thousand, seven hundred two".