222763536304957 has 2 divisors, whose sum is σ = 222763536304958. Its totient is φ = 222763536304956.

The previous prime is 222763536304943. The next prime is 222763536305059. The reversal of 222763536304957 is 759403635367222.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200619490888441 + 22144045416516 = 14164021^2 + 4705746^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222763536304957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222763536305957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111381768152478 + 111381768152479.

It is an arithmetic number, because the mean of its divisors is an integer number (111381768152479).

Almost surely, 2^{222763536304957} is an apocalyptic number.

It is an amenable number.

222763536304957 is a deficient number, since it is larger than the sum of its proper divisors (1).

222763536304957 is an equidigital number, since it uses as much as digits as its factorization.

222763536304957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 342921600, while the sum is 64.

The spelling of 222763536304957 in words is "two hundred twenty-two trillion, seven hundred sixty-three billion, five hundred thirty-six million, three hundred four thousand, nine hundred fifty-seven".