6495268838 has 8 divisors (see below), whose sum is σ = 9770981832. Its totient is φ = 3238274896.

The previous prime is 6495268817. The next prime is 6495268849. The reversal of 6495268838 is 8388625946.

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

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 3 ways as a sum of consecutive naturals, for example, 4678895 + ... + 4680282.

It is an arithmetic number, because the mean of its divisors is an integer number (1221372729).

Almost surely, 2^6495268838 is an apocalyptic number.

6495268838 is a deficient number, since it is larger than the sum of its proper divisors (3275712994).

6495268838 is a wasteful number, since it uses less digits than its factorization.

6495268838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9359526.

The product of its digits is 19906560, while the sum is 59.

The square root of 6495268838 is about 80593.2307207001. The cubic root of 6495268838 is about 1865.8026706855.

The spelling of 6495268838 in words is "six billion, four hundred ninety-five million, two hundred sixty-eight thousand, eight hundred thirty-eight".