622303342405440 has 56 divisors (see below), whose sum is σ = 1975813112140320. Its totient is φ = 165947557974528.

The previous prime is 622303342405403. The next prime is 622303342405457. The reversal of 622303342405440 is 44504243303226.

622303342405440 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×622303342405440² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 622303342405392 and 622303342405401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324116323210 + ... + 324116325129.

Almost surely, 2^{622303342405440} is an apocalyptic number.

622303342405440 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

622303342405440 is an abundant number, since it is smaller than the sum of its proper divisors (1353509769734880).

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

622303342405440 is a wasteful number, since it uses less digits than its factorization.

622303342405440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 648232648359 (or 648232648349 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 42.

Adding to 622303342405440 its reverse (44504243303226), we get a palindrome (666807585708666).

The spelling of 622303342405440 in words is "six hundred twenty-two trillion, three hundred three billion, three hundred forty-two million, four hundred five thousand, four hundred forty".