140535263312 has 10 divisors (see below), whose sum is σ = 272287072698. Its totient is φ = 70267631648.

The previous prime is 140535263279. The next prime is 140535263347. The reversal of 140535263312 is 213362535041.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 137311749136 + 3223514176 = 370556^2 + 56776^2 .

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, 4391726963 + ... + 4391726994.

Almost surely, 2^140535263312 is an apocalyptic number.

It is an amenable number.

140535263312 is a deficient number, since it is larger than the sum of its proper divisors (131751809386).

140535263312 is an equidigital number, since it uses as much as digits as its factorization.

140535263312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8783453965 (or 8783453959 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 140535263312 its reverse (213362535041), we get a palindrome (353897798353).

The spelling of 140535263312 in words is "one hundred forty billion, five hundred thirty-five million, two hundred sixty-three thousand, three hundred twelve".