646524232883 has 2 divisors, whose sum is σ = 646524232884. Its totient is φ = 646524232882.

The previous prime is 646524232831. The next prime is 646524232897. The reversal of 646524232883 is 388232425646.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-646524232883 is a prime.

It is not a weakly prime, because it can be changed into another prime (646524232813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323262116441 + 323262116442.

It is an arithmetic number, because the mean of its divisors is an integer number (323262116442).

Almost surely, 2^646524232883 is an apocalyptic number.

646524232883 is a deficient number, since it is larger than the sum of its proper divisors (1).

646524232883 is an equidigital number, since it uses as much as digits as its factorization.

646524232883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13271040, while the sum is 53.

The spelling of 646524232883 in words is "six hundred forty-six billion, five hundred twenty-four million, two hundred thirty-two thousand, eight hundred eighty-three".