140216065625 has 24 divisors (see below), whose sum is σ = 175858166232. Its totient is φ = 111789280000.

The previous prime is 140216065609. The next prime is 140216065697. The reversal of 140216065625 is 526560612041.

It can be written as a sum of positive squares in 12 ways, for example, as 86779733056 + 53436332569 = 294584^2 + 231163^2 .

It is not a de Polignac number, because 140216065625 - 2⁴ = 140216065609 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 839057 + ... + 992193.

It is an arithmetic number, because the mean of its divisors is an integer number (7327423593).

Almost surely, 2^140216065625 is an apocalyptic number.

It is an amenable number.

140216065625 is a deficient number, since it is larger than the sum of its proper divisors (35642100607).

140216065625 is an frugal number, since it uses more digits than its factorization.

140216065625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153455 (or 153435 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

Adding to 140216065625 its reverse (526560612041), we get a palindrome (666776677666).

The spelling of 140216065625 in words is "one hundred forty billion, two hundred sixteen million, sixty-five thousand, six hundred twenty-five".