20555551024341 has 16 divisors (see below), whose sum is σ = 27676456579200. Its totient is φ = 13569201576000.

The previous prime is 20555551024313. The next prime is 20555551024363. The reversal of 20555551024341 is 14342015555502.

It is a happy number.

It is not a de Polignac number, because 20555551024341 - 2³¹ = 20553403540693 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20555551024293 and 20555551024302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20555551020341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668910 + ... + 6446591.

It is an arithmetic number, because the mean of its divisors is an integer number (1729778536200).

Almost surely, 2^{20555551024341} is an apocalyptic number.

It is an amenable number.

20555551024341 is a deficient number, since it is larger than the sum of its proper divisors (7120905554859).

20555551024341 is a wasteful number, since it uses less digits than its factorization.

20555551024341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7124956.

The product of its (nonzero) digits is 600000, while the sum is 42.

Adding to 20555551024341 its reverse (14342015555502), we get a palindrome (34897566579843).

The spelling of 20555551024341 in words is "twenty trillion, five hundred fifty-five billion, five hundred fifty-one million, twenty-four thousand, three hundred forty-one".