1056066408263 has 2 divisors, whose sum is σ = 1056066408264. Its totient is φ = 1056066408262.

The previous prime is 1056066408179. The next prime is 1056066408269. The reversal of 1056066408263 is 3628046606501.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1056066408263 - 2²⁸ = 1055797972807 is a prime.

It is a super-2 number, since 2×1056066408263² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1056066408269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 528033204131 + 528033204132.

It is an arithmetic number, because the mean of its divisors is an integer number (528033204132).

Almost surely, 2^{1056066408263} is an apocalyptic number.

1056066408263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1056066408263 is an equidigital number, since it uses as much as digits as its factorization.

1056066408263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 1056066408263 in words is "one trillion, fifty-six billion, sixty-six million, four hundred eight thousand, two hundred sixty-three".