10440304313 has 4 divisors (see below), whose sum is σ = 10494399348. Its totient is φ = 10386209280.

The previous prime is 10440304307. The next prime is 10440304321. The reversal of 10440304313 is 31340304401.

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 1848312064 + 8591992249 = 42992^2 + 92693^2 .

It is a cyclic number.

It is not a de Polignac number, because 10440304313 - 2¹⁶ = 10440238777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10440300313) 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, 27047228 + ... + 27047613.

It is an arithmetic number, because the mean of its divisors is an integer number (2623599837).

Almost surely, 2^10440304313 is an apocalyptic number.

It is an amenable number.

10440304313 is a deficient number, since it is larger than the sum of its proper divisors (54095035).

10440304313 is an equidigital number, since it uses as much as digits as its factorization.

10440304313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54095034.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 10440304313 its reverse (31340304401), we get a palindrome (41780608714).

The spelling of 10440304313 in words is "ten billion, four hundred forty million, three hundred four thousand, three hundred thirteen".