4394938732963 has 2 divisors, whose sum is σ = 4394938732964. Its totient is φ = 4394938732962.

The previous prime is 4394938732913. The next prime is 4394938732999. The reversal of 4394938732963 is 3692378394934.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4394938732963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4394938732892 and 4394938732901.

It is not a weakly prime, because it can be changed into another prime (4394938732913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2197469366481 + 2197469366482.

It is an arithmetic number, because the mean of its divisors is an integer number (2197469366482).

Almost surely, 2^{4394938732963} is an apocalyptic number.

4394938732963 is a deficient number, since it is larger than the sum of its proper divisors (1).

4394938732963 is an equidigital number, since it uses as much as digits as its factorization.

4394938732963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 634894848, while the sum is 70.

The spelling of 4394938732963 in words is "four trillion, three hundred ninety-four billion, nine hundred thirty-eight million, seven hundred thirty-two thousand, nine hundred sixty-three".