6489328407 has 8 divisors (see below), whose sum is σ = 8731818480. Its totient is φ = 4286528640.

The previous prime is 6489328397. The next prime is 6489328411. The reversal of 6489328407 is 7048239846.

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

It is not a de Polignac number, because 6489328407 - 2¹¹ = 6489326359 is a prime.

It is a super-2 number, since 2×6489328407² = 84222766347794315298, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6489328407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6489328507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9922194 + ... + 9922847.

It is an arithmetic number, because the mean of its divisors is an integer number (1091477310).

Almost surely, 2^6489328407 is an apocalyptic number.

6489328407 is a deficient number, since it is larger than the sum of its proper divisors (2242490073).

6489328407 is a wasteful number, since it uses less digits than its factorization.

6489328407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19845153.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The square root of 6489328407 is about 80556.3678860958. The cubic root of 6489328407 is about 1865.2336897354.

The spelling of 6489328407 in words is "six billion, four hundred eighty-nine million, three hundred twenty-eight thousand, four hundred seven".