423401423032 has 48 divisors (see below), whose sum is σ = 930231272160. Its totient is φ = 180133220736.

The previous prime is 423401422973. The next prime is 423401423033. The reversal of 423401423032 is 230324104324.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423401423033) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3888288 + ... + 3995695.

It is an arithmetic number, because the mean of its divisors is an integer number (19379818170).

Almost surely, 2^423401423032 is an apocalyptic number.

It is an amenable number.

423401423032 is an abundant number, since it is smaller than the sum of its proper divisors (506829849128).

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

423401423032 is a wasteful number, since it uses less digits than its factorization.

423401423032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7884140 (or 7884129 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 423401423032 its reverse (230324104324), we get a palindrome (653725527356).

The spelling of 423401423032 in words is "four hundred twenty-three billion, four hundred one million, four hundred twenty-three thousand, thirty-two".