222946766862539 has 2 divisors, whose sum is σ = 222946766862540. Its totient is φ = 222946766862538.

The previous prime is 222946766862509. The next prime is 222946766862563. The reversal of 222946766862539 is 935268667649222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222946766862539 - 2³² = 222942471895243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222946766862539.

It is not a weakly prime, because it can be changed into another prime (222946766862509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111473383431269 + 111473383431270.

It is an arithmetic number, because the mean of its divisors is an integer number (111473383431270).

Almost surely, 2^{222946766862539} is an apocalyptic number.

222946766862539 is a deficient number, since it is larger than the sum of its proper divisors (1).

222946766862539 is an equidigital number, since it uses as much as digits as its factorization.

222946766862539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5643509760, while the sum is 77.

The spelling of 222946766862539 in words is "two hundred twenty-two trillion, nine hundred forty-six billion, seven hundred sixty-six million, eight hundred sixty-two thousand, five hundred thirty-nine".