422551422125 has 64 divisors (see below), whose sum is σ = 610192687104. Its totient is φ = 286158600000.

The previous prime is 422551422113. The next prime is 422551422173. The reversal of 422551422125 is 521224155224.

It is a happy number.

It is not a de Polignac number, because 422551422125 - 2⁴ = 422551422109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24177140 + ... + 24194610.

It is an arithmetic number, because the mean of its divisors is an integer number (9534260736).

Almost surely, 2^422551422125 is an apocalyptic number.

It is an amenable number.

422551422125 is a deficient number, since it is larger than the sum of its proper divisors (187641264979).

422551422125 is a wasteful number, since it uses less digits than its factorization.

422551422125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17835 (or 17825 counting only the distinct ones).

The product of its digits is 64000, while the sum is 35.

Adding to 422551422125 its reverse (521224155224), we get a palindrome (943775577349).

The spelling of 422551422125 in words is "four hundred twenty-two billion, five hundred fifty-one million, four hundred twenty-two thousand, one hundred twenty-five".