140535213452 has 12 divisors (see below), whose sum is σ = 245956390680. Its totient is φ = 70261958976.

The previous prime is 140535213451. The next prime is 140535213463. The reversal of 140535213452 is 254312535041.

It is not an unprimeable number, because it can be changed into a prime (140535213451) 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, 1355702 + ... + 1455677.

It is an arithmetic number, because the mean of its divisors is an integer number (20496365890).

Almost surely, 2^140535213452 is an apocalyptic number.

It is an amenable number.

140535213452 is a deficient number, since it is larger than the sum of its proper divisors (105421177228).

140535213452 is a wasteful number, since it uses less digits than its factorization.

140535213452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823880 (or 2823878 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 140535213452 its reverse (254312535041), we get a palindrome (394847748493).

The spelling of 140535213452 in words is "one hundred forty billion, five hundred thirty-five million, two hundred thirteen thousand, four hundred fifty-two".