140424302431402 has 32 divisors (see below), whose sum is σ = 230406818906880. Its totient is φ = 63656570867520.

The previous prime is 140424302431379. The next prime is 140424302431411. The reversal of 140424302431402 is 204134203424041.

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, 384096063 + ... + 384461485.

It is an arithmetic number, because the mean of its divisors is an integer number (7200213090840).

Almost surely, 2^{140424302431402} is an apocalyptic number.

140424302431402 is a deficient number, since it is larger than the sum of its proper divisors (89982516475478).

140424302431402 is a wasteful number, since it uses less digits than its factorization.

140424302431402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412638.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 140424302431402 its reverse (204134203424041), we get a palindrome (344558505855443).

The spelling of 140424302431402 in words is "one hundred forty trillion, four hundred twenty-four billion, three hundred two million, four hundred thirty-one thousand, four hundred two".