1422324440240 has 60 divisors (see below), whose sum is σ = 3634861801872. Its totient is φ = 517208883840.

The previous prime is 1422324440189. The next prime is 1422324440261. The reversal of 1422324440240 is 420444232241.

It is a junction number, because it is equal to n+sod(n) for n = 1422324440197 and 1422324440206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73457492 + ... + 73476851.

Almost surely, 2^{1422324440240} is an apocalyptic number.

1422324440240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422324440240 is an abundant number, since it is smaller than the sum of its proper divisors (2212537361632).

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

1422324440240 is a wasteful number, since it uses less digits than its factorization.

1422324440240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146934378 (or 146934361 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 1422324440240 its reverse (420444232241), we get a palindrome (1842768672481).

The spelling of 1422324440240 in words is "one trillion, four hundred twenty-two billion, three hundred twenty-four million, four hundred forty thousand, two hundred forty".