6499456982 has 8 divisors (see below), whose sum is σ = 9751368816. Its totient is φ = 3249000712.

The previous prime is 6499456919. The next prime is 6499456987. The reversal of 6499456982 is 2896549946.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6499456987) by changing a digit.

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, 352658 + ... + 370629.

It is an arithmetic number, because the mean of its divisors is an integer number (1218921102).

Almost surely, 2^6499456982 is an apocalyptic number.

6499456982 is a deficient number, since it is larger than the sum of its proper divisors (3251911834).

6499456982 is a wasteful number, since it uses less digits than its factorization.

6499456982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 727782.

The product of its digits is 33592320, while the sum is 62.

The square root of 6499456982 is about 80619.2097579727. The cubic root of 6499456982 is about 1866.2036071987.

The spelling of 6499456982 in words is "six billion, four hundred ninety-nine million, four hundred fifty-six thousand, nine hundred eighty-two".