566667222007 has 2 divisors, whose sum is σ = 566667222008. Its totient is φ = 566667222006.

The previous prime is 566667221993. The next prime is 566667222013. The reversal of 566667222007 is 700222766665.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-566667222007 is a prime.

It is a super-2 number, since 2×566667222007² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (566667222097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283333611003 + 283333611004.

It is an arithmetic number, because the mean of its divisors is an integer number (283333611004).

Almost surely, 2^566667222007 is an apocalyptic number.

566667222007 is a deficient number, since it is larger than the sum of its proper divisors (1).

566667222007 is an equidigital number, since it uses as much as digits as its factorization.

566667222007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 566667222007 in words is "five hundred sixty-six billion, six hundred sixty-seven million, two hundred twenty-two thousand, seven".