6498957263 has 8 divisors (see below), whose sum is σ = 6759116496. Its totient is φ = 6243753600.

The previous prime is 6498957253. The next prime is 6498957281. The reversal of 6498957263 is 3627598946.

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 6498957263 - 2⁴ = 6498957247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6498957253) 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, 1236218 + ... + 1241463.

It is an arithmetic number, because the mean of its divisors is an integer number (844889562).

Almost surely, 2^6498957263 is an apocalyptic number.

6498957263 is a deficient number, since it is larger than the sum of its proper divisors (260159233).

6498957263 is a wasteful number, since it uses less digits than its factorization.

6498957263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477785.

The product of its digits is 19595520, while the sum is 59.

The square root of 6498957263 is about 80616.1104432607. The cubic root of 6498957263 is about 1866.1557774951.

The spelling of 6498957263 in words is "six billion, four hundred ninety-eight million, nine hundred fifty-seven thousand, two hundred sixty-three".