42860573582081 has 2 divisors, whose sum is σ = 42860573582082. Its totient is φ = 42860573582080.

The previous prime is 42860573582063. The next prime is 42860573582173. The reversal of 42860573582081 is 18028537506824.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31230393389056 + 11630180193025 = 5588416^2 + 3410305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42860573582081 is a prime.

It is a super-2 number, since 2×42860573582081² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42860573582081.

It is not a weakly prime, because it can be changed into another prime (42860573582041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21430286791040 + 21430286791041.

It is an arithmetic number, because the mean of its divisors is an integer number (21430286791041).

Almost surely, 2^{42860573582081} is an apocalyptic number.

It is an amenable number.

42860573582081 is a deficient number, since it is larger than the sum of its proper divisors (1).

42860573582081 is an equidigital number, since it uses as much as digits as its factorization.

42860573582081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25804800, while the sum is 59.

The spelling of 42860573582081 in words is "forty-two trillion, eight hundred sixty billion, five hundred seventy-three million, five hundred eighty-two thousand, eighty-one".