20441277423 has 32 divisors (see below), whose sum is σ = 35315904000. Its totient is φ = 11680724664.

The previous prime is 20441277403. The next prime is 20441277497. The reversal of 20441277423 is 32477214402.

20441277423 is a `hidden beast` number, since 204 + 4 + 1 + 27 + 7 + 423 = 666.

It is not a de Polignac number, because 20441277423 - 2⁵ = 20441277391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20441277403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1094361 + ... + 1112882.

It is an arithmetic number, because the mean of its divisors is an integer number (1103622000).

Almost surely, 2^20441277423 is an apocalyptic number.

20441277423 is a deficient number, since it is larger than the sum of its proper divisors (14874626577).

20441277423 is an equidigital number, since it uses as much as digits as its factorization.

20441277423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2207273 (or 2207253 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The spelling of 20441277423 in words is "twenty billion, four hundred forty-one million, two hundred seventy-seven thousand, four hundred twenty-three".