6648763047 has 8 divisors (see below), whose sum is σ = 8877016320. Its totient is φ = 4426509240.

The previous prime is 6648763031. The next prime is 6648763061. The reversal of 6648763047 is 7403678466.

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

It is not a de Polignac number, because 6648763047 - 2⁴ = 6648763031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6648763007) 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, 1497279 + ... + 1501712.

It is an arithmetic number, because the mean of its divisors is an integer number (1109627040).

Almost surely, 2^6648763047 is an apocalyptic number.

6648763047 is a deficient number, since it is larger than the sum of its proper divisors (2228253273).

6648763047 is a wasteful number, since it uses less digits than its factorization.

6648763047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2999733.

The product of its (nonzero) digits is 4064256, while the sum is 51.

The square root of 6648763047 is about 81539.9475533312. The cubic root of 6648763047 is about 1880.3857521959.

The spelling of 6648763047 in words is "six billion, six hundred forty-eight million, seven hundred sixty-three thousand, forty-seven".