422565607747 has 4 divisors (see below), whose sum is σ = 436196756416. Its totient is φ = 408934459080.

The previous prime is 422565607741. The next prime is 422565607759. The reversal of 422565607747 is 747706565224.

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

It is a cyclic number.

It is not a de Polignac number, because 422565607747 - 2³⁵ = 388205869379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422565607741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6815574288 + ... + 6815574349.

It is an arithmetic number, because the mean of its divisors is an integer number (109049189104).

Almost surely, 2^422565607747 is an apocalyptic number.

422565607747 is a deficient number, since it is larger than the sum of its proper divisors (13631148669).

422565607747 is a wasteful number, since it uses less digits than its factorization.

422565607747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13631148668.

The product of its (nonzero) digits is 19756800, while the sum is 55.

The spelling of 422565607747 in words is "four hundred twenty-two billion, five hundred sixty-five million, six hundred seven thousand, seven hundred forty-seven".