5013526420561 has 2 divisors, whose sum is σ = 5013526420562. Its totient is φ = 5013526420560.

The previous prime is 5013526420559. The next prime is 5013526420577. The reversal of 5013526420561 is 1650246253105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3320194179600 + 1693332240961 = 1822140^2 + 1301281^2 .

It is a cyclic number.

It is not a de Polignac number, because 5013526420561 - 2¹ = 5013526420559 is a prime.

Together with 5013526420559, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5013526420261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2506763210280 + 2506763210281.

It is an arithmetic number, because the mean of its divisors is an integer number (2506763210281).

Almost surely, 2^{5013526420561} is an apocalyptic number.

It is an amenable number.

5013526420561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5013526420561 is an equidigital number, since it uses as much as digits as its factorization.

5013526420561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 5013526420561 in words is "five trillion, thirteen billion, five hundred twenty-six million, four hundred twenty thousand, five hundred sixty-one".