6730425386 has 8 divisors (see below), whose sum is σ = 10443763620. Its totient is φ = 3249170848.

The previous prime is 6730425371. The next prime is 6730425421. The reversal of 6730425386 is 6835240376.

It can be written as a sum of positive squares in 2 ways, for example, as 6244002361 + 486423025 = 79019^2 + 22055^2 .

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

It is a Curzon 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, 58020851 + ... + 58020966.

Almost surely, 2^6730425386 is an apocalyptic number.

6730425386 is a deficient number, since it is larger than the sum of its proper divisors (3713338234).

6730425386 is a wasteful number, since it uses less digits than its factorization.

6730425386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116041848.

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 6730425386 is about 82039.1698275891. The cubic root of 6730425386 is about 1888.0529565741.

The spelling of 6730425386 in words is "six billion, seven hundred thirty million, four hundred twenty-five thousand, three hundred eighty-six".