140442659402 has 16 divisors (see below), whose sum is σ = 223066846080. Its totient is φ = 66087446208.

The previous prime is 140442659381. The next prime is 140442659417. The reversal of 140442659402 is 204956244041.

It is a self number, because there is not a number n which added to its sum of digits gives 140442659402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700799 + ... + 878637.

It is an arithmetic number, because the mean of its divisors is an integer number (13941677880).

Almost surely, 2^140442659402 is an apocalyptic number.

140442659402 is a deficient number, since it is larger than the sum of its proper divisors (82624186678).

140442659402 is a wasteful number, since it uses less digits than its factorization.

140442659402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201085.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 140442659402 in words is "one hundred forty billion, four hundred forty-two million, six hundred fifty-nine thousand, four hundred two".