6463497958 has 16 divisors (see below), whose sum is σ = 10188850320. Its totient is φ = 3071277216.

The previous prime is 6463497917. The next prime is 6463497979. The reversal of 6463497958 is 8597943646.

It is a junction number, because it is equal to n+sod(n) for n = 6463497896 and 6463497905.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1012453 + ... + 1018816.

It is an arithmetic number, because the mean of its divisors is an integer number (636803145).

Almost surely, 2^6463497958 is an apocalyptic number.

6463497958 is a deficient number, since it is larger than the sum of its proper divisors (3725352362).

6463497958 is a wasteful number, since it uses less digits than its factorization.

6463497958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2031351.

The product of its digits is 39191040, while the sum is 61.

The square root of 6463497958 is about 80395.8827179601. The cubic root of 6463497958 is about 1862.7555755040.

The spelling of 6463497958 in words is "six billion, four hundred sixty-three million, four hundred ninety-seven thousand, nine hundred fifty-eight".