20136605453067 has 4 divisors (see below), whose sum is σ = 26848807270760. Its totient is φ = 13424403635376.

The previous prime is 20136605453039. The next prime is 20136605453087. The reversal of 20136605453067 is 76035450663102.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 20136605453067 - 2¹⁴ = 20136605436683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20136605453087) 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, 3356100908842 + ... + 3356100908847.

It is an arithmetic number, because the mean of its divisors is an integer number (6712201817690).

Almost surely, 2^{20136605453067} is an apocalyptic number.

20136605453067 is a deficient number, since it is larger than the sum of its proper divisors (6712201817693).

20136605453067 is an equidigital number, since it uses as much as digits as its factorization.

20136605453067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6712201817692.

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 20136605453067 in words is "twenty trillion, one hundred thirty-six billion, six hundred five million, four hundred fifty-three thousand, sixty-seven".