42266032505 has 16 divisors (see below), whose sum is σ = 51056853120. Its totient is φ = 33588020352.

The previous prime is 42266032499. The next prime is 42266032507. The reversal of 42266032505 is 50523066224.

It is a cyclic number.

It is not a de Polignac number, because 42266032505 - 2¹⁰ = 42266031481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42266032507) 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 15 ways as a sum of consecutive naturals, for example, 1302437 + ... + 1334493.

It is an arithmetic number, because the mean of its divisors is an integer number (3191053320).

Almost surely, 2^42266032505 is an apocalyptic number.

It is an amenable number.

42266032505 is a deficient number, since it is larger than the sum of its proper divisors (8790820615).

42266032505 is a wasteful number, since it uses less digits than its factorization.

42266032505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33808.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 42266032505 its reverse (50523066224), we get a palindrome (92789098729).

The spelling of 42266032505 in words is "forty-two billion, two hundred sixty-six million, thirty-two thousand, five hundred five".