140244143802 has 32 divisors (see below), whose sum is σ = 320576755200. Its totient is φ = 40067416368.

The previous prime is 140244143783. The next prime is 140244143827. The reversal of 140244143802 is 208341442041.

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, 709149 + ... + 885087.

It is an arithmetic number, because the mean of its divisors is an integer number (10018023600).

Almost surely, 2^140244143802 is an apocalyptic number.

140244143802 is an abundant number, since it is smaller than the sum of its proper divisors (180332611398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140244143802 is a wasteful number, since it uses less digits than its factorization.

140244143802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194930.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 140244143802 its reverse (208341442041), we get a palindrome (348585585843).

The spelling of 140244143802 in words is "one hundred forty billion, two hundred forty-four million, one hundred forty-three thousand, eight hundred two".