140616530225 has 6 divisors (see below), whose sum is σ = 174364497510. Its totient is φ = 112493224160.

The previous prime is 140616530221. The next prime is 140616530269. The reversal of 140616530225 is 522035616041.

It can be written as a sum of positive squares in 3 ways, for example, as 3999803536 + 136616726689 = 63244^2 + 369617^2 .

It is not a de Polignac number, because 140616530225 - 2² = 140616530221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140616530221) 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, 2812330580 + ... + 2812330629.

It is an arithmetic number, because the mean of its divisors is an integer number (29060749585).

Almost surely, 2^140616530225 is an apocalyptic number.

It is an amenable number.

140616530225 is a deficient number, since it is larger than the sum of its proper divisors (33747967285).

140616530225 is an equidigital number, since it uses as much as digits as its factorization.

140616530225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5624661219 (or 5624661214 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 140616530225 in words is "one hundred forty billion, six hundred sixteen million, five hundred thirty thousand, two hundred twenty-five".