42562573853 has 2 divisors, whose sum is σ = 42562573854. Its totient is φ = 42562573852.

The previous prime is 42562573849. The next prime is 42562573931. The reversal of 42562573853 is 35837526524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38936366329 + 3626207524 = 197323^2 + 60218^2 .

It is a cyclic number.

It is not a de Polignac number, because 42562573853 - 2² = 42562573849 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42562573453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21281286926 + 21281286927.

It is an arithmetic number, because the mean of its divisors is an integer number (21281286927).

Almost surely, 2^42562573853 is an apocalyptic number.

It is an amenable number.

42562573853 is a deficient number, since it is larger than the sum of its proper divisors (1).

42562573853 is an equidigital number, since it uses as much as digits as its factorization.

42562573853 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048000, while the sum is 50.

The spelling of 42562573853 in words is "forty-two billion, five hundred sixty-two million, five hundred seventy-three thousand, eight hundred fifty-three".