20247433106423 has 24 divisors (see below), whose sum is σ = 21246745440384. Its totient is φ = 19292063019120.

The previous prime is 20247433106363. The next prime is 20247433106491. The reversal of 20247433106423 is 32460133474202.

It is not a de Polignac number, because 20247433106423 - 2²⁰ = 20247432057847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20247433102423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16156790 + ... + 17364812.

It is an arithmetic number, because the mean of its divisors is an integer number (885281060016).

Almost surely, 2^{20247433106423} is an apocalyptic number.

20247433106423 is a deficient number, since it is larger than the sum of its proper divisors (999312333961).

20247433106423 is a wasteful number, since it uses less digits than its factorization.

20247433106423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208355 (or 1208324 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 41.

The spelling of 20247433106423 in words is "twenty trillion, two hundred forty-seven billion, four hundred thirty-three million, one hundred six thousand, four hundred twenty-three".