652218615911 has 2 divisors, whose sum is σ = 652218615912. Its totient is φ = 652218615910.

The previous prime is 652218615787. The next prime is 652218615947. The reversal of 652218615911 is 119516812256.

652218615911 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 652218615911 - 2³⁸ = 377340708967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (652218615311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326109307955 + 326109307956.

It is an arithmetic number, because the mean of its divisors is an integer number (326109307956).

Almost surely, 2^652218615911 is an apocalyptic number.

652218615911 is a deficient number, since it is larger than the sum of its proper divisors (1).

652218615911 is an equidigital number, since it uses as much as digits as its factorization.

652218615911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259200, while the sum is 47.

The spelling of 652218615911 in words is "six hundred fifty-two billion, two hundred eighteen million, six hundred fifteen thousand, nine hundred eleven".