6495878463 has 8 divisors (see below), whose sum is σ = 8862594048. Its totient is φ = 4229874264.

The previous prime is 6495878453. The next prime is 6495878509. The reversal of 6495878463 is 3648785946.

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

It is not a de Polignac number, because 6495878463 - 2⁴ = 6495878447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6495878397 and 6495878406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6495878453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25177695 + ... + 25177952.

It is an arithmetic number, because the mean of its divisors is an integer number (1107824256).

Almost surely, 2^6495878463 is an apocalyptic number.

6495878463 is a deficient number, since it is larger than the sum of its proper divisors (2366715585).

6495878463 is a wasteful number, since it uses less digits than its factorization.

6495878463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50355693.

The product of its digits is 34836480, while the sum is 60.

The square root of 6495878463 is about 80597.0127424088. The cubic root of 6495878463 is about 1865.8610416012.

The spelling of 6495878463 in words is "six billion, four hundred ninety-five million, eight hundred seventy-eight thousand, four hundred sixty-three".