140781314368 has 14 divisors (see below), whose sum is σ = 279362920826. Its totient is φ = 70390657152.

The previous prime is 140781314363. The next prime is 140781314371. The reversal of 140781314368 is 863413187041.

It can be written as a sum of positive squares in only one way, i.e., 139899937024 + 881377344 = 374032^2 + 29688^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140781314363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1099853955 + ... + 1099854082.

Almost surely, 2^140781314368 is an apocalyptic number.

It is an amenable number.

140781314368 is a deficient number, since it is larger than the sum of its proper divisors (138581606458).

140781314368 is an equidigital number, since it uses as much as digits as its factorization.

140781314368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199708049 (or 2199708039 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 140781314368 in words is "one hundred forty billion, seven hundred eighty-one million, three hundred fourteen thousand, three hundred sixty-eight".