420331214424 has 64 divisors (see below), whose sum is σ = 1206692496000. Its totient is φ = 120669246720.

The previous prime is 420331214353. The next prime is 420331214437. The reversal of 420331214424 is 424412133024.

It is a junction number, because it is equal to n+sod(n) for n = 420331214391 and 420331214400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41894029 + ... + 41904060.

It is an arithmetic number, because the mean of its divisors is an integer number (18854570250).

Almost surely, 2^420331214424 is an apocalyptic number.

420331214424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420331214424 is an abundant number, since it is smaller than the sum of its proper divisors (786361281576).

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

420331214424 is a wasteful number, since it uses less digits than its factorization.

420331214424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83798128 (or 83798124 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 420331214424 its reverse (424412133024), we get a palindrome (844743347448).

The spelling of 420331214424 in words is "four hundred twenty billion, three hundred thirty-one million, two hundred fourteen thousand, four hundred twenty-four".