6348072747 has 4 divisors (see below), whose sum is σ = 8464097000. Its totient is φ = 4232048496.

The previous prime is 6348072739. The next prime is 6348072761. The reversal of 6348072747 is 7472708436.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 6348072747 - 2³ = 6348072739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6348072696 and 6348072705.

It is not an unprimeable number, because it can be changed into a prime (6348072047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1058012122 + ... + 1058012127.

It is an arithmetic number, because the mean of its divisors is an integer number (2116024250).

Almost surely, 2^6348072747 is an apocalyptic number.

6348072747 is a deficient number, since it is larger than the sum of its proper divisors (2116024253).

6348072747 is a wasteful number, since it uses less digits than its factorization.

6348072747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2116024252.

The product of its (nonzero) digits is 1580544, while the sum is 48.

The square root of 6348072747 is about 79674.7936740347. The cubic root of 6348072747 is about 1851.6005381389.

The spelling of 6348072747 in words is "six billion, three hundred forty-eight million, seventy-two thousand, seven hundred forty-seven".