423323232402 has 64 divisors (see below), whose sum is σ = 998945906688. Its totient is φ = 117031824000.

The previous prime is 423323232329. The next prime is 423323232443. The reversal of 423323232402 is 204232323324.

It is a self number, because there is not a number n which added to its sum of digits gives 423323232402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11909877 + ... + 11945367.

It is an arithmetic number, because the mean of its divisors is an integer number (15608529792).

Almost surely, 2^423323232402 is an apocalyptic number.

423323232402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

423323232402 is an abundant number, since it is smaller than the sum of its proper divisors (575622674286).

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

423323232402 is a wasteful number, since it uses less digits than its factorization.

423323232402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44695.

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

Adding to 423323232402 its reverse (204232323324), we get a palindrome (627555555726).

The spelling of 423323232402 in words is "four hundred twenty-three billion, three hundred twenty-three million, two hundred thirty-two thousand, four hundred two".