140263300252 has 12 divisors (see below), whose sum is σ = 246373270920. Its totient is φ = 69870937136.

The previous prime is 140263300237. The next prime is 140263300253. The reversal of 140263300252 is 252003362041.

It is a self number, because there is not a number n which added to its sum of digits gives 140263300252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140263300253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65177038 + ... + 65179189.

It is an arithmetic number, because the mean of its divisors is an integer number (20531105910).

Almost surely, 2^140263300252 is an apocalyptic number.

It is an amenable number.

140263300252 is a deficient number, since it is larger than the sum of its proper divisors (106109970668).

140263300252 is a wasteful number, since it uses less digits than its factorization.

140263300252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130356500 (or 130356498 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 140263300252 its reverse (252003362041), we get a palindrome (392266662293).

The spelling of 140263300252 in words is "one hundred forty billion, two hundred sixty-three million, three hundred thousand, two hundred fifty-two".