140440314431012 has 12 divisors (see below), whose sum is σ = 245774431060620. Its totient is φ = 70219048413696.

The previous prime is 140440314430979. The next prime is 140440314431029. The reversal of 140440314431012 is 210134413044041.

It can be written as a sum of positive squares in 2 ways, for example, as 65381067252736 + 75059247178276 = 8085856^2 + 8663674^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140440314431012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276915437 + ... + 277422132.

It is an arithmetic number, because the mean of its divisors is an integer number (20481202588385).

Almost surely, 2^{140440314431012} is an apocalyptic number.

It is an amenable number.

140440314431012 is a deficient number, since it is larger than the sum of its proper divisors (105334116629608).

140440314431012 is a wasteful number, since it uses less digits than its factorization.

140440314431012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554400910 (or 554400908 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 140440314431012 its reverse (210134413044041), we get a palindrome (350574727475053).

The spelling of 140440314431012 in words is "one hundred forty trillion, four hundred forty billion, three hundred fourteen million, four hundred thirty-one thousand, twelve".