3856480667 has 4 divisors (see below), whose sum is σ = 4153133040. Its totient is φ = 3559828296.

The previous prime is 3856480601. The next prime is 3856480687. The reversal of 3856480667 is 7660846583.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3856480667 - 2¹⁰ = 3856479643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3856480687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148326167 + ... + 148326192.

It is an arithmetic number, because the mean of its divisors is an integer number (1038283260).

Almost surely, 2^3856480667 is an apocalyptic number.

3856480667 is a deficient number, since it is larger than the sum of its proper divisors (296652373).

3856480667 is a wasteful number, since it uses less digits than its factorization.

3856480667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296652372.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The square root of 3856480667 is about 62100.5689748492. The cubic root of 3856480667 is about 1568.1841240629.

The spelling of 3856480667 in words is "three billion, eight hundred fifty-six million, four hundred eighty thousand, six hundred sixty-seven".