10431616361 has 4 divisors (see below), whose sum is σ = 10791327300. Its totient is φ = 10071905424.

The previous prime is 10431616333. The next prime is 10431616421. The reversal of 10431616361 is 16361613401.

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 6307536400 + 4124079961 = 79420^2 + 64219^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10431616361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10431616331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179855426 + ... + 179855483.

It is an arithmetic number, because the mean of its divisors is an integer number (2697831825).

Almost surely, 2^10431616361 is an apocalyptic number.

It is an amenable number.

10431616361 is a deficient number, since it is larger than the sum of its proper divisors (359710939).

10431616361 is an equidigital number, since it uses as much as digits as its factorization.

10431616361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359710938.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 10431616361 in words is "ten billion, four hundred thirty-one million, six hundred sixteen thousand, three hundred sixty-one".