13502009042077 has 2 divisors, whose sum is σ = 13502009042078. Its totient is φ = 13502009042076.

The previous prime is 13502009042009. The next prime is 13502009042107. The reversal of 13502009042077 is 77024090020531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10051873679961 + 3450135362116 = 3170469^2 + 1857454^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13502009042077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13502009142077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6751004521038 + 6751004521039.

It is an arithmetic number, because the mean of its divisors is an integer number (6751004521039).

Almost surely, 2^{13502009042077} is an apocalyptic number.

It is an amenable number.

13502009042077 is a deficient number, since it is larger than the sum of its proper divisors (1).

13502009042077 is an equidigital number, since it uses as much as digits as its factorization.

13502009042077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 13502009042077 in words is "thirteen trillion, five hundred two billion, nine million, forty-two thousand, seventy-seven".