5556398595911 has 2 divisors, whose sum is σ = 5556398595912. Its totient is φ = 5556398595910.

The previous prime is 5556398595857. The next prime is 5556398595941. The reversal of 5556398595911 is 1195958936555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5556398595911 - 2⁴² = 1158352084807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5556398595941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778199297955 + 2778199297956.

It is an arithmetic number, because the mean of its divisors is an integer number (2778199297956).

Almost surely, 2^{5556398595911} is an apocalyptic number.

5556398595911 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556398595911 is an equidigital number, since it uses as much as digits as its factorization.

5556398595911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 328050000, while the sum is 71.

The spelling of 5556398595911 in words is "five trillion, five hundred fifty-six billion, three hundred ninety-eight million, five hundred ninety-five thousand, nine hundred eleven".