13055559761 has 2 divisors, whose sum is σ = 13055559762. Its totient is φ = 13055559760.

The previous prime is 13055559757. The next prime is 13055559791. The reversal of 13055559761 is 16795555031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11675883025 + 1379676736 = 108055^2 + 37144^2 .

It is a cyclic number.

It is not a de Polignac number, because 13055559761 - 2² = 13055559757 is a prime.

It is not a weakly prime, because it can be changed into another prime (13055559731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6527779880 + 6527779881.

It is an arithmetic number, because the mean of its divisors is an integer number (6527779881).

Almost surely, 2^13055559761 is an apocalyptic number.

It is an amenable number.

13055559761 is a deficient number, since it is larger than the sum of its proper divisors (1).

13055559761 is an equidigital number, since it uses as much as digits as its factorization.

13055559761 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 708750, while the sum is 47.

The spelling of 13055559761 in words is "thirteen billion, fifty-five million, five hundred fifty-nine thousand, seven hundred sixty-one".