20467558344113 has 4 divisors (see below), whose sum is σ = 20493565407600. Its totient is φ = 20441551280628.

The previous prime is 20467558344083. The next prime is 20467558344139. The reversal of 20467558344113 is 31144385576402.

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 20467558344113 - 2²⁴ = 20467541566897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20467558346113) 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, 13003530563 + ... + 13003532136.

It is an arithmetic number, because the mean of its divisors is an integer number (5123391351900).

Almost surely, 2^{20467558344113} is an apocalyptic number.

It is an amenable number.

20467558344113 is a deficient number, since it is larger than the sum of its proper divisors (26007063487).

20467558344113 is an equidigital number, since it uses as much as digits as its factorization.

20467558344113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26007063486.

The product of its (nonzero) digits is 9676800, while the sum is 53.

The spelling of 20467558344113 in words is "twenty trillion, four hundred sixty-seven billion, five hundred fifty-eight million, three hundred forty-four thousand, one hundred thirteen".