140034431542 has 16 divisors (see below), whose sum is σ = 215738771040. Its totient is φ = 68121684288.

The previous prime is 140034431507. The next prime is 140034431543. The reversal of 140034431542 is 245134430041.

140034431542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140034431543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2706378 + ... + 2757634.

It is an arithmetic number, because the mean of its divisors is an integer number (13483673190).

Almost surely, 2^140034431542 is an apocalyptic number.

140034431542 is a deficient number, since it is larger than the sum of its proper divisors (75704339498).

140034431542 is a wasteful number, since it uses less digits than its factorization.

140034431542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88215.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 140034431542 its reverse (245134430041), we get a palindrome (385168861583).

The spelling of 140034431542 in words is "one hundred forty billion, thirty-four million, four hundred thirty-one thousand, five hundred forty-two".