6498774115 has 8 divisors (see below), whose sum is σ = 7798963248. Its totient is φ = 5198729760.

The previous prime is 6498774043. The next prime is 6498774157. The reversal of 6498774115 is 5114778946.

It is a happy number.

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

It is not a de Polignac number, because 6498774115 - 2¹⁷ = 6498643043 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, 145380 + ... + 184750.

It is an arithmetic number, because the mean of its divisors is an integer number (974870406).

Almost surely, 2^6498774115 is an apocalyptic number.

6498774115 is a deficient number, since it is larger than the sum of its proper divisors (1300189133).

6498774115 is a wasteful number, since it uses less digits than its factorization.

6498774115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72389.

The product of its digits is 1693440, while the sum is 52.

The square root of 6498774115 is about 80614.9745084621. The cubic root of 6498774115 is about 1866.1382472004.

The spelling of 6498774115 in words is "six billion, four hundred ninety-eight million, seven hundred seventy-four thousand, one hundred fifteen".