7056222537761 has 2 divisors, whose sum is σ = 7056222537762. Its totient is φ = 7056222537760.

The previous prime is 7056222537733. The next prime is 7056222537809. The reversal of 7056222537761 is 1677352226507.

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., 5238404027536 + 1817818510225 = 2288756^2 + 1348265^2 .

It is an emirp because it is prime and its reverse (1677352226507) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7056222537761 is a prime.

It is not a weakly prime, because it can be changed into another prime (7056222537701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3528111268880 + 3528111268881.

It is an arithmetic number, because the mean of its divisors is an integer number (3528111268881).

Almost surely, 2^{7056222537761} is an apocalyptic number.

It is an amenable number.

7056222537761 is a deficient number, since it is larger than the sum of its proper divisors (1).

7056222537761 is an equidigital number, since it uses as much as digits as its factorization.

7056222537761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7408800, while the sum is 53.

The spelling of 7056222537761 in words is "seven trillion, fifty-six billion, two hundred twenty-two million, five hundred thirty-seven thousand, seven hundred sixty-one".