13758516089477 has 2 divisors, whose sum is σ = 13758516089478. Its totient is φ = 13758516089476.

The previous prime is 13758516089453. The next prime is 13758516089503. The reversal of 13758516089477 is 77498061585731.

It is a happy number.

13758516089477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11541606522436 + 2216909567041 = 3397294^2 + 1488929^2 .

It is a cyclic number.

It is not a de Polignac number, because 13758516089477 - 2¹⁸ = 13758515827333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13758516089477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13758516089177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6879258044738 + 6879258044739.

It is an arithmetic number, because the mean of its divisors is an integer number (6879258044739).

Almost surely, 2^{13758516089477} is an apocalyptic number.

It is an amenable number.

13758516089477 is a deficient number, since it is larger than the sum of its proper divisors (1).

13758516089477 is an equidigital number, since it uses as much as digits as its factorization.

13758516089477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 355622400, while the sum is 71.

The spelling of 13758516089477 in words is "thirteen trillion, seven hundred fifty-eight billion, five hundred sixteen million, eighty-nine thousand, four hundred seventy-seven".