140240524013 has 16 divisors (see below), whose sum is σ = 149340587760. Its totient is φ = 131236601856.

The previous prime is 140240524007. The next prime is 140240524033. The reversal of 140240524013 is 310425042041.

It can be written as a sum of positive squares in 8 ways, for example, as 18343180969 + 121897343044 = 135437^2 + 349138^2 .

It is a cyclic number.

It is not a de Polignac number, because 140240524013 - 2¹⁴ = 140240507629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140240524003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2783381 + ... + 2833317.

It is an arithmetic number, because the mean of its divisors is an integer number (9333786735).

Almost surely, 2^140240524013 is an apocalyptic number.

It is an amenable number.

140240524013 is a deficient number, since it is larger than the sum of its proper divisors (9100063747).

140240524013 is a wasteful number, since it uses less digits than its factorization.

140240524013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50896.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 140240524013 its reverse (310425042041), we get a palindrome (450665566054).

The spelling of 140240524013 in words is "one hundred forty billion, two hundred forty million, five hundred twenty-four thousand, thirteen".