5501660000069 has 2 divisors, whose sum is σ = 5501660000070. Its totient is φ = 5501660000068.

The previous prime is 5501660000063. The next prime is 5501660000147. The reversal of 5501660000069 is 9600000661055.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5384432511844 + 117227488225 = 2320438^2 + 342385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5501660000069 is a prime.

It is a super-2 number, since 2×5501660000069² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5501659999987 and 5501660000041.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5501660000063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750830000034 + 2750830000035.

It is an arithmetic number, because the mean of its divisors is an integer number (2750830000035).

Almost surely, 2^{5501660000069} is an apocalyptic number.

It is an amenable number.

5501660000069 is a deficient number, since it is larger than the sum of its proper divisors (1).

5501660000069 is an equidigital number, since it uses as much as digits as its factorization.

5501660000069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 38.

The spelling of 5501660000069 in words is "five trillion, five hundred one billion, six hundred sixty million, sixty-nine", and thus it is an aban number.