423123871324 has 96 divisors (see below), whose sum is σ = 928001733120. Its totient is φ = 163993555200.

The previous prime is 423123871321. The next prime is 423123871369. The reversal of 423123871324 is 423178321324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423123871321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161434734 + ... + 161437354.

It is an arithmetic number, because the mean of its divisors is an integer number (9666684720).

Almost surely, 2^423123871324 is an apocalyptic number.

423123871324 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 423123871324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (464000866560).

423123871324 is an abundant number, since it is smaller than the sum of its proper divisors (504877861796).

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

423123871324 is a wasteful number, since it uses less digits than its factorization.

423123871324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5179 (or 5177 counting only the distinct ones).

The product of its digits is 193536, while the sum is 40.

The spelling of 423123871324 in words is "four hundred twenty-three billion, one hundred twenty-three million, eight hundred seventy-one thousand, three hundred twenty-four".