140306315636 has 12 divisors (see below), whose sum is σ = 245545397412. Its totient is φ = 70150487808.

The previous prime is 140306315621. The next prime is 140306315647. The reversal of 140306315636 is 636513603041.

140306315636 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 56403400036 + 83902915600 = 237494^2 + 289660^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140306315636.

It is a congruent number.

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, 546845 + ... + 761348.

It is an arithmetic number, because the mean of its divisors is an integer number (20462116451).

Almost surely, 2^140306315636 is an apocalyptic number.

It is an amenable number.

140306315636 is a deficient number, since it is larger than the sum of its proper divisors (105239081776).

140306315636 is a wasteful number, since it uses less digits than its factorization.

140306315636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1335010 (or 1335008 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

Adding to 140306315636 its reverse (636513603041), we get a palindrome (776819918677).

The spelling of 140306315636 in words is "one hundred forty billion, three hundred six million, three hundred fifteen thousand, six hundred thirty-six".