7056668666507 has 2 divisors, whose sum is σ = 7056668666508. Its totient is φ = 7056668666506.

The previous prime is 7056668666461. The next prime is 7056668666521.

7056668666507 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 7056668666507 - 2¹⁴ = 7056668650123 is a prime.

It is a super-3 number, since 3×7056668666507³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (7056668660507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3528334333253 + 3528334333254.

It is an arithmetic number, because the mean of its divisors is an integer number (3528334333254).

Almost surely, 2^{7056668666507} is an apocalyptic number.

7056668666507 is a deficient number, since it is larger than the sum of its proper divisors (1).

7056668666507 is an equidigital number, since it uses as much as digits as its factorization.

7056668666507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 457228800, while the sum is 68.

The spelling of 7056668666507 in words is "seven trillion, fifty-six billion, six hundred sixty-eight million, six hundred sixty-six thousand, five hundred seven".