140424430432 has 96 divisors (see below), whose sum is σ = 325346868000. Its totient is φ = 58818846720.

The previous prime is 140424430403. The next prime is 140424430441. The reversal of 140424430432 is 234034424041.

It is a junction number, because it is equal to n+sod(n) for n = 140424430394 and 140424430403.

It is a congruent number.

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, 2687694 + ... + 2739442.

It is an arithmetic number, because the mean of its divisors is an integer number (3389029875).

Almost surely, 2^140424430432 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 140424430432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162673434000).

140424430432 is an abundant number, since it is smaller than the sum of its proper divisors (184922437568).

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

140424430432 is a wasteful number, since it uses less digits than its factorization.

140424430432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52376 (or 52368 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 140424430432 its reverse (234034424041), we get a palindrome (374458854473).

The spelling of 140424430432 in words is "one hundred forty billion, four hundred twenty-four million, four hundred thirty thousand, four hundred thirty-two".