140431342142342 has 64 divisors (see below), whose sum is σ = 214855368376320. Its totient is φ = 68829218640000.

The previous prime is 140431342142341. The next prime is 140431342142353. The reversal of 140431342142342 is 243241243134041.

It is a junction number, because it is equal to n+sod(n) for n = 140431342142296 and 140431342142305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140431342142341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30271897259 + ... + 30271901897.

It is an arithmetic number, because the mean of its divisors is an integer number (3357115130880).

Almost surely, 2^{140431342142342} is an apocalyptic number.

140431342142342 is a deficient number, since it is larger than the sum of its proper divisors (74424026233978).

140431342142342 is a wasteful number, since it uses less digits than its factorization.

140431342142342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7077.

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 140431342142342 its reverse (243241243134041), we get a palindrome (383672585276383).

The spelling of 140431342142342 in words is "one hundred forty trillion, four hundred thirty-one billion, three hundred forty-two million, one hundred forty-two thousand, three hundred forty-two".