20889141414573 has 4 divisors (see below), whose sum is σ = 27852188552768. Its totient is φ = 13926094276380.

The previous prime is 20889141414529. The next prime is 20889141414599. The reversal of 20889141414573 is 37541414198802.

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 not a de Polignac number, because 20889141414573 - 2¹² = 20889141410477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20889145414573) 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, 3481523569093 + ... + 3481523569098.

It is an arithmetic number, because the mean of its divisors is an integer number (6963047138192).

Almost surely, 2^{20889141414573} is an apocalyptic number.

It is an amenable number.

20889141414573 is a deficient number, since it is larger than the sum of its proper divisors (6963047138195).

20889141414573 is an equidigital number, since it uses as much as digits as its factorization.

20889141414573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6963047138194.

The product of its (nonzero) digits is 7741440, while the sum is 57.

The spelling of 20889141414573 in words is "twenty trillion, eight hundred eighty-nine billion, one hundred forty-one million, four hundred fourteen thousand, five hundred seventy-three".