423340402332 has 48 divisors (see below), whose sum is σ = 1031973616800. Its totient is φ = 134898489600.

The previous prime is 423340402307. The next prime is 423340402337. The reversal of 423340402332 is 233204043324.

It is a self number, because there is not a number n which added to its sum of digits gives 423340402332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423340402337) 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, 5987107 + ... + 6057402.

It is an arithmetic number, because the mean of its divisors is an integer number (21499450350).

Almost surely, 2^423340402332 is an apocalyptic number.

It is an amenable number.

423340402332 is an abundant number, since it is smaller than the sum of its proper divisors (608633214468).

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

423340402332 is a wasteful number, since it uses less digits than its factorization.

423340402332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12044646 (or 12044644 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 423340402332 its reverse (233204043324), we get a palindrome (656544445656).

The spelling of 423340402332 in words is "four hundred twenty-three billion, three hundred forty million, four hundred two thousand, three hundred thirty-two".