6493828655 has 8 divisors (see below), whose sum is σ = 7795937184. Its totient is φ = 5192834400.

The previous prime is 6493828637. The next prime is 6493828669. The reversal of 6493828655 is 5568283946.

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

It is a de Polignac number, because none of the positive numbers 2^k-6493828655 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6493828655.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 265691 + ... + 289100.

It is an arithmetic number, because the mean of its divisors is an integer number (974492148).

Almost surely, 2^6493828655 is an apocalyptic number.

6493828655 is a deficient number, since it is larger than the sum of its proper divisors (1302108529).

6493828655 is a wasteful number, since it uses less digits than its factorization.

6493828655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557137.

The product of its digits is 12441600, while the sum is 56.

The square root of 6493828655 is about 80584.2953372430. The cubic root of 6493828655 is about 1865.6647602576.

The spelling of 6493828655 in words is "six billion, four hundred ninety-three million, eight hundred twenty-eight thousand, six hundred fifty-five".