2687204553559 has 2 divisors, whose sum is σ = 2687204553560. Its totient is φ = 2687204553558.

The previous prime is 2687204553511. The next prime is 2687204553653. The reversal of 2687204553559 is 9553554027862.

2687204553559 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2687204553559 - 2¹³ = 2687204545367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2687204553497 and 2687204553506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2687204053559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1343602276779 + 1343602276780.

It is an arithmetic number, because the mean of its divisors is an integer number (1343602276780).

Almost surely, 2^{2687204553559} is an apocalyptic number.

2687204553559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2687204553559 is an equidigital number, since it uses as much as digits as its factorization.

2687204553559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720000, while the sum is 61.

The spelling of 2687204553559 in words is "two trillion, six hundred eighty-seven billion, two hundred four million, five hundred fifty-three thousand, five hundred fifty-nine".