3557688187013 has 2 divisors, whose sum is σ = 3557688187014. Its totient is φ = 3557688187012.

The previous prime is 3557688186989. The next prime is 3557688187049. The reversal of 3557688187013 is 3107818867553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2172563977444 + 1385124209569 = 1473962^2 + 1176913^2 .

It is a cyclic number.

It is not a de Polignac number, because 3557688187013 - 2²⁰ = 3557687138437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3557688187073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1778844093506 + 1778844093507.

It is an arithmetic number, because the mean of its divisors is an integer number (1778844093507).

Almost surely, 2^{3557688187013} is an apocalyptic number.

It is an amenable number.

3557688187013 is a deficient number, since it is larger than the sum of its proper divisors (1).

3557688187013 is an equidigital number, since it uses as much as digits as its factorization.

3557688187013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33868800, while the sum is 62.

The spelling of 3557688187013 in words is "three trillion, five hundred fifty-seven billion, six hundred eighty-eight million, one hundred eighty-seven thousand, thirteen".