422403252405 has 16 divisors (see below), whose sum is σ = 675887993664. Its totient is φ = 225267471360.

The previous prime is 422403252371. The next prime is 422403252409. The reversal of 422403252405 is 504252304224.

It is not a de Polignac number, because 422403252405 - 2⁸ = 422403252149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422403252409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 644431 + ... + 1122540.

It is an arithmetic number, because the mean of its divisors is an integer number (42242999604).

Almost surely, 2^422403252405 is an apocalyptic number.

It is an amenable number.

422403252405 is a deficient number, since it is larger than the sum of its proper divisors (253484741259).

422403252405 is a wasteful number, since it uses less digits than its factorization.

422403252405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782916.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 422403252405 its reverse (504252304224), we get a palindrome (926655556629).

The spelling of 422403252405 in words is "four hundred twenty-two billion, four hundred three million, two hundred fifty-two thousand, four hundred five".