423113412340 has 24 divisors (see below), whose sum is σ = 889283009160. Its totient is φ = 169103490048.

The previous prime is 423113412317. The next prime is 423113412377. The reversal of 423113412340 is 43214311324.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 43494770916 + 379618641424 = 208554^2 + 616132^2 .

It is a junction number, because it is equal to n+sod(n) for n = 423113412299 and 423113412308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8842725 + ... + 8890444.

It is an arithmetic number, because the mean of its divisors is an integer number (37053458715).

Almost surely, 2^423113412340 is an apocalyptic number.

It is an amenable number.

423113412340 is an abundant number, since it is smaller than the sum of its proper divisors (466169596820).

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

423113412340 is a wasteful number, since it uses less digits than its factorization.

423113412340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17734371 (or 17734369 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 423113412340 its reverse (43214311324), we get a palindrome (466327723664).

The spelling of 423113412340 in words is "four hundred twenty-three billion, one hundred thirteen million, four hundred twelve thousand, three hundred forty".