10313554561 has 4 divisors (see below), whose sum is σ = 10314022912. Its totient is φ = 10313086212.

The previous prime is 10313554553. The next prime is 10313554607. The reversal of 10313554561 is 16545531301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10313554561 - 2³ = 10313554553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10313554061) 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, 199425 + ... + 245758.

It is an arithmetic number, because the mean of its divisors is an integer number (2578505728).

Almost surely, 2^10313554561 is an apocalyptic number.

It is an amenable number.

10313554561 is a deficient number, since it is larger than the sum of its proper divisors (468351).

10313554561 is an equidigital number, since it uses as much as digits as its factorization.

10313554561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468350.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 10313554561 in words is "ten billion, three hundred thirteen million, five hundred fifty-four thousand, five hundred sixty-one".