422072407765 has 16 divisors (see below), whose sum is σ = 524349024768. Its totient is φ = 325946664576.

The previous prime is 422072407733. The next prime is 422072407777. The reversal of 422072407765 is 567704270224.

It is a cyclic number.

It is not a de Polignac number, because 422072407765 - 2⁵ = 422072407733 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12284577 + ... + 12318886.

It is an arithmetic number, because the mean of its divisors is an integer number (32771814048).

Almost surely, 2^422072407765 is an apocalyptic number.

It is an amenable number.

422072407765 is a deficient number, since it is larger than the sum of its proper divisors (102276617003).

422072407765 is a wasteful number, since it uses less digits than its factorization.

422072407765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24603588.

The product of its (nonzero) digits is 1317120, while the sum is 46.

Adding to 422072407765 its reverse (567704270224), we get a palindrome (989776677989).

The spelling of 422072407765 in words is "four hundred twenty-two billion, seventy-two million, four hundred seven thousand, seven hundred sixty-five".