140224144231402 has 64 divisors (see below), whose sum is σ = 264796587095040. Its totient is φ = 54102144211200.

The previous prime is 140224144231393. The next prime is 140224144231421. The reversal of 140224144231402 is 204132441422041.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3910228 + ... + 17197039.

It is an arithmetic number, because the mean of its divisors is an integer number (4137446673360).

Almost surely, 2^{140224144231402} is an apocalyptic number.

140224144231402 is a deficient number, since it is larger than the sum of its proper divisors (124572442863638).

140224144231402 is a wasteful number, since it uses less digits than its factorization.

140224144231402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21107707.

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 140224144231402 its reverse (204132441422041), we get a palindrome (344356585653443).

The spelling of 140224144231402 in words is "one hundred forty trillion, two hundred twenty-four billion, one hundred forty-four million, two hundred thirty-one thousand, four hundred two".