420341244024 has 384 divisors, whose sum is σ = 1234506873600. Its totient is φ = 118938193920.

The previous prime is 420341244023. The next prime is 420341244047. The reversal of 420341244024 is 420442143024.

It is a super-2 number, since 2×420341244024² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 420341243982 and 420341244000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420341244023) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 207370099 + ... + 207372125.

It is an arithmetic number, because the mean of its divisors is an integer number (3214861650).

Almost surely, 2^420341244024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 420341244024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (617253436800).

420341244024 is an abundant number, since it is smaller than the sum of its proper divisors (814165629576).

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

420341244024 is a wasteful number, since it uses less digits than its factorization.

420341244024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175 (or 2158 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 420341244024 its reverse (420442143024), we get a palindrome (840783387048).

The spelling of 420341244024 in words is "four hundred twenty billion, three hundred forty-one million, two hundred forty-four thousand, twenty-four".