140413144244 has 6 divisors (see below), whose sum is σ = 245723002434. Its totient is φ = 70206572120.

The previous prime is 140413144231. The next prime is 140413144309. The reversal of 140413144244 is 442441314041.

It can be written as a sum of positive squares in only one way, i.e., 130624416400 + 9788727844 = 361420^2 + 98938^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140413144244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17551643027 + ... + 17551643034.

It is an arithmetic number, because the mean of its divisors is an integer number (40953833739).

Almost surely, 2^140413144244 is an apocalyptic number.

It is an amenable number.

140413144244 is a deficient number, since it is larger than the sum of its proper divisors (105309858190).

140413144244 is a wasteful number, since it uses less digits than its factorization.

140413144244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35103286065 (or 35103286063 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 140413144244 its reverse (442441314041), we get a palindrome (582854458285).

The spelling of 140413144244 in words is "one hundred forty billion, four hundred thirteen million, one hundred forty-four thousand, two hundred forty-four".