140431042232 has 32 divisors (see below), whose sum is σ = 283886198400. Its totient is φ = 64740380544.

The previous prime is 140431042217. The next prime is 140431042243. The reversal of 140431042232 is 232240134041.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 678632 + ... + 861047.

It is an arithmetic number, because the mean of its divisors is an integer number (8871443700).

Almost surely, 2^140431042232 is an apocalyptic number.

It is an amenable number.

140431042232 is an abundant number, since it is smaller than the sum of its proper divisors (143455156168).

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

140431042232 is a wasteful number, since it uses less digits than its factorization.

140431042232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1540575 (or 1540571 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 140431042232 its reverse (232240134041), we get a palindrome (372671176273).

The spelling of 140431042232 in words is "one hundred forty billion, four hundred thirty-one million, forty-two thousand, two hundred thirty-two".