140340431302 has 32 divisors (see below), whose sum is σ = 215332992000. Its totient is φ = 68577303168.

The previous prime is 140340431249. The next prime is 140340431327. The reversal of 140340431302 is 203134043041.

140340431302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 48441918 + ... + 48444814.

It is an arithmetic number, because the mean of its divisors is an integer number (6729156000).

Almost surely, 2^140340431302 is an apocalyptic number.

140340431302 is a deficient number, since it is larger than the sum of its proper divisors (74992560698).

140340431302 is a wasteful number, since it uses less digits than its factorization.

140340431302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5220.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 140340431302 its reverse (203134043041), we get a palindrome (343474474343).

The spelling of 140340431302 in words is "one hundred forty billion, three hundred forty million, four hundred thirty-one thousand, three hundred two".