55111624159 has 2 divisors, whose sum is σ = 55111624160. Its totient is φ = 55111624158.

The previous prime is 55111624123. The next prime is 55111624163. The reversal of 55111624159 is 95142611155.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55111624159 - 2⁹ = 55111623647 is a prime.

It is a super-2 number, since 2×55111624159² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55111624559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27555812079 + 27555812080.

It is an arithmetic number, because the mean of its divisors is an integer number (27555812080).

Almost surely, 2^55111624159 is an apocalyptic number.

55111624159 is a deficient number, since it is larger than the sum of its proper divisors (1).

55111624159 is an equidigital number, since it uses as much as digits as its factorization.

55111624159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54000, while the sum is 40.

The spelling of 55111624159 in words is "fifty-five billion, one hundred eleven million, six hundred twenty-four thousand, one hundred fifty-nine".