13564055320659 has 6 divisors (see below), whose sum is σ = 19592524352076. Its totient is φ = 9042703547100.

The previous prime is 13564055320643. The next prime is 13564055320661. The reversal of 13564055320659 is 95602355046531.

13564055320659 is a `hidden beast` number, since 1 + 3 + 5 + 6 + 4 + 0 + 553 + 20 + 65 + 9 = 666.

It is not a de Polignac number, because 13564055320659 - 2⁴ = 13564055320643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13564055320159) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 753558628917 + ... + 753558628934.

It is an arithmetic number, because the mean of its divisors is an integer number (3265420725346).

Almost surely, 2^{13564055320659} is an apocalyptic number.

13564055320659 is a deficient number, since it is larger than the sum of its proper divisors (6028469031417).

13564055320659 is a wasteful number, since it uses less digits than its factorization.

13564055320659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1507117257857 (or 1507117257854 counting only the distinct ones).

The product of its (nonzero) digits is 14580000, while the sum is 54.

The spelling of 13564055320659 in words is "thirteen trillion, five hundred sixty-four billion, fifty-five million, three hundred twenty thousand, six hundred fifty-nine".