652218615947 has 2 divisors, whose sum is σ = 652218615948. Its totient is φ = 652218615946.

The previous prime is 652218615911. The next prime is 652218615953. The reversal of 652218615947 is 749516812256.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652218615947 - 2²⁸ = 651950180491 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 652218615892 and 652218615901.

It is not a weakly prime, because it can be changed into another prime (652218615247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326109307973 + 326109307974.

It is an arithmetic number, because the mean of its divisors is an integer number (326109307974).

Almost surely, 2^652218615947 is an apocalyptic number.

652218615947 is a deficient number, since it is larger than the sum of its proper divisors (1).

652218615947 is an equidigital number, since it uses as much as digits as its factorization.

652218615947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7257600, while the sum is 56.

The spelling of 652218615947 in words is "six hundred fifty-two billion, two hundred eighteen million, six hundred fifteen thousand, nine hundred forty-seven".