6670270389 has 4 divisors (see below), whose sum is σ = 8893693856. Its totient is φ = 4446846924.

The previous prime is 6670270357. The next prime is 6670270393. The reversal of 6670270389 is 9830720766.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6670270389 - 2⁵ = 6670270357 is a prime.

It is a super-2 number, since 2×6670270389² = 88985014124740422642, which 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 (6670270289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111711729 + ... + 1111711734.

It is an arithmetic number, because the mean of its divisors is an integer number (2223423464).

Almost surely, 2^6670270389 is an apocalyptic number.

It is an amenable number.

6670270389 is a deficient number, since it is larger than the sum of its proper divisors (2223423467).

6670270389 is a wasteful number, since it uses less digits than its factorization.

6670270389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2223423466.

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 6670270389 is about 81671.7233135190. The cubic root of 6670270389 is about 1882.4111199305.

The spelling of 6670270389 in words is "six billion, six hundred seventy million, two hundred seventy thousand, three hundred eighty-nine".