13424244961 has 4 divisors (see below), whose sum is σ = 13483382832. Its totient is φ = 13365107092.

The previous prime is 13424244937. The next prime is 13424244997. The reversal of 13424244961 is 16944242431.

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 13424244961 - 2⁷ = 13424244833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13424244661) 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, 29568595 + ... + 29569048.

It is an arithmetic number, because the mean of its divisors is an integer number (3370845708).

Almost surely, 2^13424244961 is an apocalyptic number.

It is an amenable number.

13424244961 is a deficient number, since it is larger than the sum of its proper divisors (59137871).

13424244961 is an equidigital number, since it uses as much as digits as its factorization.

13424244961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59137870.

The product of its digits is 165888, while the sum is 40.

The spelling of 13424244961 in words is "thirteen billion, four hundred twenty-four million, two hundred forty-four thousand, nine hundred sixty-one".