423033030420 has 384 divisors, whose sum is σ = 1598737416192. Its totient is φ = 80714188800.

The previous prime is 423033030389. The next prime is 423033030437. The reversal of 423033030420 is 24030330324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11453022 + ... + 11489898.

It is an arithmetic number, because the mean of its divisors is an integer number (4163378688).

Almost surely, 2^423033030420 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 423033030420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799368708096).

423033030420 is an abundant number, since it is smaller than the sum of its proper divisors (1175704385772).

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

423033030420 is a wasteful number, since it uses less digits than its factorization.

423033030420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37111 (or 37109 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 24.

Adding to 423033030420 its reverse (24030330324), we get a palindrome (447063360744).

It can be divided in two parts, 4230330304 and 20, that added together give a palindrome (4230330324).

The spelling of 423033030420 in words is "four hundred twenty-three billion, thirty-three million, thirty thousand, four hundred twenty".