423105434312 has 64 divisors (see below), whose sum is σ = 870565752000. Its totient is φ = 191185632000.

The previous prime is 423105434293. The next prime is 423105434341. The reversal of 423105434312 is 213434501324.

It is a super-2 number, since 2×423105434312² (a number of 24 digits) contains 22 as substring.

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, 10144862 + ... + 10186482.

It is an arithmetic number, because the mean of its divisors is an integer number (13602589875).

Almost surely, 2^423105434312 is an apocalyptic number.

It is an amenable number.

423105434312 is an abundant number, since it is smaller than the sum of its proper divisors (447460317688).

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

423105434312 is a wasteful number, since it uses less digits than its factorization.

423105434312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42318 (or 42314 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 423105434312 its reverse (213434501324), we get a palindrome (636539935636).

The spelling of 423105434312 in words is "four hundred twenty-three billion, one hundred five million, four hundred thirty-four thousand, three hundred twelve".