324420421413550 has 144 divisors (see below), whose sum is σ = 768694011434496. Its totient is φ = 99693854568000.

The previous prime is 324420421413523. The next prime is 324420421413587. The reversal of 324420421413550 is 55314124024423.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 50940042 + ... + 56953741.

It is an arithmetic number, because the mean of its divisors is an integer number (5338152857184).

Almost surely, 2^{324420421413550} is an apocalyptic number.

324420421413550 is an abundant number, since it is smaller than the sum of its proper divisors (444273590020946).

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

324420421413550 is a wasteful number, since it uses less digits than its factorization.

324420421413550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107893895 (or 107893879 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 324420421413550 its reverse (55314124024423), we get a palindrome (379734545437973).

The spelling of 324420421413550 in words is "three hundred twenty-four trillion, four hundred twenty billion, four hundred twenty-one million, four hundred thirteen thousand, five hundred fifty".