6493876505 has 8 divisors (see below), whose sum is σ = 7794758400. Its totient is φ = 5193696816.

The previous prime is 6493876481. The next prime is 6493876513. The reversal of 6493876505 is 5056783946.

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

It is a cyclic number.

It is not a de Polignac number, because 6493876505 - 2¹⁰ = 6493875481 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154985 + ... + 192374.

It is an arithmetic number, because the mean of its divisors is an integer number (974344800).

Almost surely, 2^6493876505 is an apocalyptic number.

It is an amenable number.

6493876505 is a deficient number, since it is larger than the sum of its proper divisors (1300881895).

6493876505 is a wasteful number, since it uses less digits than its factorization.

6493876505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351103.

The product of its (nonzero) digits is 5443200, while the sum is 53.

The square root of 6493876505 is about 80584.5922307732. The cubic root of 6493876505 is about 1865.6693426514.

The spelling of 6493876505 in words is "six billion, four hundred ninety-three million, eight hundred seventy-six thousand, five hundred five".