647607736883 has 2 divisors, whose sum is σ = 647607736884. Its totient is φ = 647607736882.

The previous prime is 647607736871. The next prime is 647607736957. The reversal of 647607736883 is 388637706746.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-647607736883 is a prime.

It is not a weakly prime, because it can be changed into another prime (647607736183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323803868441 + 323803868442.

It is an arithmetic number, because the mean of its divisors is an integer number (323803868442).

Almost surely, 2^647607736883 is an apocalyptic number.

647607736883 is a deficient number, since it is larger than the sum of its proper divisors (1).

647607736883 is an equidigital number, since it uses as much as digits as its factorization.

647607736883 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 170698752, while the sum is 65.

The spelling of 647607736883 in words is "six hundred forty-seven billion, six hundred seven million, seven hundred thirty-six thousand, eight hundred eighty-three".