140610140525 has 6 divisors (see below), whose sum is σ = 174356574282. Its totient is φ = 112488112400.

The previous prime is 140610140521. The next prime is 140610140527. The reversal of 140610140525 is 525041016041.

It can be written as a sum of positive squares in 3 ways, for example, as 24406875529 + 116203264996 = 156227^2 + 340886^2 .

It is not a de Polignac number, because 140610140525 - 2² = 140610140521 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140610140521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2812202786 + ... + 2812202835.

It is an arithmetic number, because the mean of its divisors is an integer number (29059429047).

Almost surely, 2^140610140525 is an apocalyptic number.

It is an amenable number.

140610140525 is a deficient number, since it is larger than the sum of its proper divisors (33746433757).

140610140525 is an equidigital number, since it uses as much as digits as its factorization.

140610140525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624405631 (or 5624405626 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 29.

Adding to 140610140525 its reverse (525041016041), we get a palindrome (665651156566).

The spelling of 140610140525 in words is "one hundred forty billion, six hundred ten million, one hundred forty thousand, five hundred twenty-five".