421332400413320 has 64 divisors (see below), whose sum is σ = 1037913028689600. Its totient is φ = 152658670798080.

The previous prime is 421332400413271. The next prime is 421332400413347. The reversal of 421332400413320 is 23314004233124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1728350390 + ... + 1728594149.

It is an arithmetic number, because the mean of its divisors is an integer number (16217391073275).

Almost surely, 2^{421332400413320} is an apocalyptic number.

421332400413320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

421332400413320 is an abundant number, since it is smaller than the sum of its proper divisors (616580628276280).

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

421332400413320 is a wasteful number, since it uses less digits than its factorization.

421332400413320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456944838 (or 3456944834 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 421332400413320 its reverse (23314004233124), we get a palindrome (444646404646444).

The spelling of 421332400413320 in words is "four hundred twenty-one trillion, three hundred thirty-two billion, four hundred million, four hundred thirteen thousand, three hundred twenty".