6628465465 has 8 divisors (see below), whose sum is σ = 7955566848. Its totient is φ = 5301833520.

The previous prime is 6628465451. The next prime is 6628465483. The reversal of 6628465465 is 5645648266.

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

It is not a de Polignac number, because 6628465465 - 2⁵ = 6628465433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85507 + ... + 143416.

It is an arithmetic number, because the mean of its divisors is an integer number (994445856).

Almost surely, 2^6628465465 is an apocalyptic number.

It is an amenable number.

6628465465 is a deficient number, since it is larger than the sum of its proper divisors (1327101383).

6628465465 is a wasteful number, since it uses less digits than its factorization.

6628465465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234719.

The product of its digits is 8294400, while the sum is 52.

The square root of 6628465465 is about 81415.3883795932. The cubic root of 6628465465 is about 1878.4702986889.

The spelling of 6628465465 in words is "six billion, six hundred twenty-eight million, four hundred sixty-five thousand, four hundred sixty-five".