222774909940727 has 2 divisors, whose sum is σ = 222774909940728. Its totient is φ = 222774909940726.

The previous prime is 222774909940697. The next prime is 222774909940831. The reversal of 222774909940727 is 727049909477222.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222774909940727 is a prime.

It is a super-3 number, since 3×222774909940727³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222774909940027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111387454970363 + 111387454970364.

It is an arithmetic number, because the mean of its divisors is an integer number (111387454970364).

Almost surely, 2^{222774909940727} is an apocalyptic number.

222774909940727 is a deficient number, since it is larger than the sum of its proper divisors (1).

222774909940727 is an equidigital number, since it uses as much as digits as its factorization.

222774909940727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448084224, while the sum is 71.

The spelling of 222774909940727 in words is "two hundred twenty-two trillion, seven hundred seventy-four billion, nine hundred nine million, nine hundred forty thousand, seven hundred twenty-seven".