423404100312 has 64 divisors (see below), whose sum is σ = 1083242160000. Its totient is φ = 137837812224.

The previous prime is 423404100263. The next prime is 423404100323. The reversal of 423404100312 is 213001404324.

It is a super-2 number, since 2×423404100312² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14070739 + ... + 14100797.

It is an arithmetic number, because the mean of its divisors is an integer number (16925658750).

Almost surely, 2^423404100312 is an apocalyptic number.

It is an amenable number.

423404100312 is an abundant number, since it is smaller than the sum of its proper divisors (659838059688).

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

423404100312 is a wasteful number, since it uses less digits than its factorization.

423404100312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43760 (or 43756 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 423404100312 its reverse (213001404324), we get a palindrome (636405504636).

The spelling of 423404100312 in words is "four hundred twenty-three billion, four hundred four million, one hundred thousand, three hundred twelve".