3766666673 has 8 divisors (see below), whose sum is σ = 4696104000. Its totient is φ = 2935064880.

The previous prime is 3766666661. The next prime is 3766666681.

3766666673 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 3766666673 - 2⁸ = 3766666417 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3766666643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24458798 + ... + 24458951.

It is an arithmetic number, because the mean of its divisors is an integer number (587013000).

Almost surely, 2^3766666673 is an apocalyptic number.

It is an amenable number.

3766666673 is a deficient number, since it is larger than the sum of its proper divisors (929437327).

3766666673 is a wasteful number, since it uses less digits than its factorization.

3766666673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48917767.

The product of its digits is 20575296, while the sum is 56.

The square root of 3766666673 is about 61373.1755166701. The cubic root of 3766666673 is about 1555.9145060943.

The spelling of 3766666673 in words is "three billion, seven hundred sixty-six million, six hundred sixty-six thousand, six hundred seventy-three".