422413134440 has 64 divisors (see below), whose sum is σ = 1045401232320. Its totient is φ = 153604756800.

The previous prime is 422413134391. The next prime is 422413134443. The reversal of 422413134440 is 44431314224.

It is a super-2 number, since 2×422413134440² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 422413134397 and 422413134406.

It is not an unprimeable number, because it can be changed into a prime (422413134443) 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, 3913826 + ... + 4020305.

It is an arithmetic number, because the mean of its divisors is an integer number (16334394255).

Almost surely, 2^422413134440 is an apocalyptic number.

422413134440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422413134440 is an abundant number, since it is smaller than the sum of its proper divisors (622988097880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422413134440 is a wasteful number, since it uses less digits than its factorization.

422413134440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7934175 (or 7934149 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 422413134440 its reverse (44431314224), we get a palindrome (466844448664).

The spelling of 422413134440 in words is "four hundred twenty-two billion, four hundred thirteen million, one hundred thirty-four thousand, four hundred forty".