433421223420 has 48 divisors (see below), whose sum is σ = 1216886243328. Its totient is φ = 115264057920.

The previous prime is 433421223413. The next prime is 433421223421. The reversal of 433421223420 is 24322124334.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (433421223421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9819516 + ... + 9863555.

It is an arithmetic number, because the mean of its divisors is an integer number (25351796736).

Almost surely, 2^433421223420 is an apocalyptic number.

It is an amenable number.

433421223420 is an abundant number, since it is smaller than the sum of its proper divisors (783465019908).

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

433421223420 is a wasteful number, since it uses less digits than its factorization.

433421223420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19683450 (or 19683448 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 433421223420 its reverse (24322124334), we get a palindrome (457743347754).

The spelling of 433421223420 in words is "four hundred thirty-three billion, four hundred twenty-one million, two hundred twenty-three thousand, four hundred twenty".