431142023232 has 84 divisors (see below), whose sum is σ = 1236581988096. Its totient is φ = 143621994240.

The previous prime is 431142023219. The next prime is 431142023243. The reversal of 431142023232 is 232320241134.

431142023232 is a `hidden beast` number, since 4 + 3 + 1 + 1 + 420 + 2 + 3 + 232 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 431142023196 and 431142023205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 663757 + ... + 1141427.

It is an arithmetic number, because the mean of its divisors is an integer number (14721214144).

Almost surely, 2^431142023232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 431142023232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (618290994048).

431142023232 is an abundant number, since it is smaller than the sum of its proper divisors (805439964864).

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

431142023232 is a wasteful number, since it uses less digits than its factorization.

431142023232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479256 (or 479243 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 431142023232 its reverse (232320241134), we get a palindrome (663462264366).

The spelling of 431142023232 in words is "four hundred thirty-one billion, one hundred forty-two million, twenty-three thousand, two hundred thirty-two".