10140240221653 has 4 divisors (see below), whose sum is σ = 10331565508908. Its totient is φ = 9948914934400.

The previous prime is 10140240221599. The next prime is 10140240221663. The reversal of 10140240221653 is 35612204204101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6877076166724 + 3263164054929 = 2622418^2 + 1806423^2 .

It is a cyclic number.

It is not a de Polignac number, because 10140240221653 - 2³³ = 10131650287061 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 (10140240221663) 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, 95662643548 + ... + 95662643653.

It is an arithmetic number, because the mean of its divisors is an integer number (2582891377227).

Almost surely, 2^{10140240221653} is an apocalyptic number.

It is an amenable number.

10140240221653 is a deficient number, since it is larger than the sum of its proper divisors (191325287255).

10140240221653 is an equidigital number, since it uses as much as digits as its factorization.

10140240221653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191325287254.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 10140240221653 its reverse (35612204204101), we get a palindrome (45752444425754).

The spelling of 10140240221653 in words is "ten trillion, one hundred forty billion, two hundred forty million, two hundred twenty-one thousand, six hundred fifty-three".