420322413340 has 24 divisors (see below), whose sum is σ = 882692269200. Its totient is φ = 168126069888.

The previous prime is 420322413323. The next prime is 420322413373. The reversal of 420322413340 is 43314223024.

It is a junction number, because it is equal to n+sod(n) for n = 420322413299 and 420322413308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1308339 + ... + 1597621.

It is an arithmetic number, because the mean of its divisors is an integer number (36778844550).

Almost surely, 2^420322413340 is an apocalyptic number.

It is an amenable number.

420322413340 is an abundant number, since it is smaller than the sum of its proper divisors (462369855860).

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

420322413340 is a wasteful number, since it uses less digits than its factorization.

420322413340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361941 (or 361939 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 420322413340 its reverse (43314223024), we get a palindrome (463636636364).

The spelling of 420322413340 in words is "four hundred twenty billion, three hundred twenty-two million, four hundred thirteen thousand, three hundred forty".