140424303204431 has 12 divisors (see below), whose sum is σ = 145137556828800. Its totient is φ = 135859540057920.

The previous prime is 140424303204397. The next prime is 140424303204439. The reversal of 140424303204431 is 134402303424041.

It is a de Polignac number, because none of the positive numbers 2^k-140424303204431 is a prime.

It is a super-2 number, since 2×140424303204431² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140424303204391 and 140424303204400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140424303204439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15049391 + ... + 22524048.

It is an arithmetic number, because the mean of its divisors is an integer number (12094796402400).

Almost surely, 2^{140424303204431} is an apocalyptic number.

140424303204431 is a deficient number, since it is larger than the sum of its proper divisors (4713253624369).

140424303204431 is an equidigital number, since it uses as much as digits as its factorization.

140424303204431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37577390 (or 37577359 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 140424303204431 its reverse (134402303424041), we get a palindrome (274826606628472).

The spelling of 140424303204431 in words is "one hundred forty trillion, four hundred twenty-four billion, three hundred three million, two hundred four thousand, four hundred thirty-one".