55532011163 has 2 divisors, whose sum is σ = 55532011164. Its totient is φ = 55532011162.

The previous prime is 55532011159. The next prime is 55532011219. The reversal of 55532011163 is 36111023555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55532011163 - 2² = 55532011159 is a prime.

It is a super-2 number, since 2×55532011163² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55532011103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27766005581 + 27766005582.

It is an arithmetic number, because the mean of its divisors is an integer number (27766005582).

Almost surely, 2^55532011163 is an apocalyptic number.

55532011163 is a deficient number, since it is larger than the sum of its proper divisors (1).

55532011163 is an equidigital number, since it uses as much as digits as its factorization.

55532011163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The spelling of 55532011163 in words is "fifty-five billion, five hundred thirty-two million, eleven thousand, one hundred sixty-three".