13655824087 has 2 divisors, whose sum is σ = 13655824088. Its totient is φ = 13655824086.

The previous prime is 13655824067. The next prime is 13655824093. The reversal of 13655824087 is 78042855631.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13655824087 - 2²⁷ = 13521606359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13655824087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13655824067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6827912043 + 6827912044.

It is an arithmetic number, because the mean of its divisors is an integer number (6827912044).

Almost surely, 2^13655824087 is an apocalyptic number.

13655824087 is a deficient number, since it is larger than the sum of its proper divisors (1).

13655824087 is an equidigital number, since it uses as much as digits as its factorization.

13655824087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1612800, while the sum is 49.

The spelling of 13655824087 in words is "thirteen billion, six hundred fifty-five million, eight hundred twenty-four thousand, eighty-seven".