20413526414287 has 2 divisors, whose sum is σ = 20413526414288. Its totient is φ = 20413526414286.

The previous prime is 20413526414249. The next prime is 20413526414321. The reversal of 20413526414287 is 78241462531402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20413526414287 - 2²³ = 20413518025679 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20413526414287.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20413526474287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206763207143 + 10206763207144.

It is an arithmetic number, because the mean of its divisors is an integer number (10206763207144).

Almost surely, 2^{20413526414287} is an apocalyptic number.

20413526414287 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413526414287 is an equidigital number, since it uses as much as digits as its factorization.

20413526414287 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2580480, while the sum is 49.

Adding to 20413526414287 its reverse (78241462531402), we get a palindrome (98654988945689).

The spelling of 20413526414287 in words is "twenty trillion, four hundred thirteen billion, five hundred twenty-six million, four hundred fourteen thousand, two hundred eighty-seven".