423143322012320 has 96 divisors (see below), whose sum is σ = 1230370582508928. Its totient is φ = 133917886522368.

The previous prime is 423143322012319. The next prime is 423143322012337. The reversal of 423143322012320 is 23210223341324.

It is a Harshad number since it is a multiple of its sum of digits (32).

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, 14531006114 + ... + 14531035233.

It is an arithmetic number, because the mean of its divisors is an integer number (12816360234468).

Almost surely, 2^{423143322012320} is an apocalyptic number.

423143322012320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

423143322012320 is an abundant number, since it is smaller than the sum of its proper divisors (807227260496608).

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

423143322012320 is a wasteful number, since it uses less digits than its factorization.

423143322012320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29062041382 (or 29062041374 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 423143322012320 its reverse (23210223341324), we get a palindrome (446353545353644).

The spelling of 423143322012320 in words is "four hundred twenty-three trillion, one hundred forty-three billion, three hundred twenty-two million, twelve thousand, three hundred twenty".