42265065321 has 24 divisors (see below), whose sum is σ = 64691527680. Its totient is φ = 26498399616.

The previous prime is 42265065319. The next prime is 42265065379. The reversal of 42265065321 is 12356056224.

42265065321 is a `hidden beast` number, since 4 + 226 + 50 + 65 + 321 = 666.

It is not a de Polignac number, because 42265065321 - 2¹ = 42265065319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42265065391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 87696 + ... + 303678.

It is an arithmetic number, because the mean of its divisors is an integer number (2695480320).

Almost surely, 2^42265065321 is an apocalyptic number.

It is an amenable number.

42265065321 is a deficient number, since it is larger than the sum of its proper divisors (22426462359).

42265065321 is a wasteful number, since it uses less digits than its factorization.

42265065321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217285 (or 217282 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 42265065321 in words is "forty-two billion, two hundred sixty-five million, sixty-five thousand, three hundred twenty-one".