20413210624559 has 2 divisors, whose sum is σ = 20413210624560. Its totient is φ = 20413210624558.

The previous prime is 20413210624519. The next prime is 20413210624577. The reversal of 20413210624559 is 95542601231402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20413210624559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20413210624519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206605312279 + 10206605312280.

It is an arithmetic number, because the mean of its divisors is an integer number (10206605312280).

Almost surely, 2^{20413210624559} is an apocalyptic number.

20413210624559 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413210624559 is an equidigital number, since it uses as much as digits as its factorization.

20413210624559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 20413210624559 in words is "twenty trillion, four hundred thirteen billion, two hundred ten million, six hundred twenty-four thousand, five hundred fifty-nine".