42564483763 has 4 divisors (see below), whose sum is σ = 42625204128. Its totient is φ = 42503763400.

The previous prime is 42564483749. The next prime is 42564483769. The reversal of 42564483763 is 36738446524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42564483763 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42564483763.

It is not an unprimeable number, because it can be changed into a prime (42564483769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30359131 + ... + 30360532.

It is an arithmetic number, because the mean of its divisors is an integer number (10656301032).

Almost surely, 2^42564483763 is an apocalyptic number.

42564483763 is a deficient number, since it is larger than the sum of its proper divisors (60720365).

42564483763 is an equidigital number, since it uses as much as digits as its factorization.

42564483763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60720364.

The product of its digits is 11612160, while the sum is 52.

The spelling of 42564483763 in words is "forty-two billion, five hundred sixty-four million, four hundred eighty-three thousand, seven hundred sixty-three".