6494162686 has 48 divisors (see below), whose sum is σ = 10923822000. Its totient is φ = 2892538880.

The previous prime is 6494162657. The next prime is 6494162693. The reversal of 6494162686 is 6862614946.

It is a happy number.

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 6410316 + ... + 6411328.

It is an arithmetic number, because the mean of its divisors is an integer number (227579625).

Almost surely, 2^6494162686 is an apocalyptic number.

6494162686 is a deficient number, since it is larger than the sum of its proper divisors (4429659314).

6494162686 is a wasteful number, since it uses less digits than its factorization.

6494162686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545 (or 1534 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 52.

The square root of 6494162686 is about 80586.3678670282. The cubic root of 6494162686 is about 1865.6967485352.

The spelling of 6494162686 in words is "six billion, four hundred ninety-four million, one hundred sixty-two thousand, six hundred eighty-six".