6163944887153 has 2 divisors, whose sum is σ = 6163944887154. Its totient is φ = 6163944887152.

The previous prime is 6163944887143. The next prime is 6163944887161. The reversal of 6163944887153 is 3517884493616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5919625248784 + 244319638369 = 2433028^2 + 494287^2 .

It is a cyclic number.

It is not a de Polignac number, because 6163944887153 - 2³⁰ = 6162871145329 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6163944887153.

It is not a weakly prime, because it can be changed into another prime (6163944887143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3081972443576 + 3081972443577.

It is an arithmetic number, because the mean of its divisors is an integer number (3081972443577).

Almost surely, 2^{6163944887153} is an apocalyptic number.

It is an amenable number.

6163944887153 is a deficient number, since it is larger than the sum of its proper divisors (1).

6163944887153 is an equidigital number, since it uses as much as digits as its factorization.

6163944887153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 104509440, while the sum is 65.

The spelling of 6163944887153 in words is "six trillion, one hundred sixty-three billion, nine hundred forty-four million, eight hundred eighty-seven thousand, one hundred fifty-three".