67223026243 has 2 divisors, whose sum is σ = 67223026244. Its totient is φ = 67223026242.

The previous prime is 67223026231. The next prime is 67223026249. The reversal of 67223026243 is 34262032276.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 67223026243 - 2¹⁷ = 67222895171 is a prime.

It is a super-4 number, since 4×67223026243⁴ (a number of 44 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (67223026249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33611513121 + 33611513122.

It is an arithmetic number, because the mean of its divisors is an integer number (33611513122).

Almost surely, 2^67223026243 is an apocalyptic number.

67223026243 is a deficient number, since it is larger than the sum of its proper divisors (1).

67223026243 is an equidigital number, since it uses as much as digits as its factorization.

67223026243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 37.

The spelling of 67223026243 in words is "sixty-seven billion, two hundred twenty-three million, twenty-six thousand, two hundred forty-three".