422401452444240 has 40 divisors (see below), whose sum is σ = 1309444502577888. Its totient is φ = 112640387318400.

The previous prime is 422401452444233. The next prime is 422401452444313. The reversal of 422401452444240 is 42444254104224.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 422401452444192 and 422401452444201.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880003025686 + ... + 880003026165.

Almost surely, 2^{422401452444240} is an apocalyptic number.

422401452444240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422401452444240 is an abundant number, since it is smaller than the sum of its proper divisors (887043050133648).

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

422401452444240 is a wasteful number, since it uses less digits than its factorization.

422401452444240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760006051867 (or 1760006051861 counting only the distinct ones).

The product of its (nonzero) digits is 1310720, while the sum is 42.

The spelling of 422401452444240 in words is "four hundred twenty-two trillion, four hundred one billion, four hundred fifty-two million, four hundred forty-four thousand, two hundred forty".