75003055550069 has 2 divisors, whose sum is σ = 75003055550070. Its totient is φ = 75003055550068.

The previous prime is 75003055550041. The next prime is 75003055550089. The reversal of 75003055550069 is 96005555030057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71881791325969 + 3121264224100 = 8478313^2 + 1766710^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75003055550069 is a prime.

It is a super-2 number, since 2×75003055550069² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 75003055549999 and 75003055550026.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75003055550029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37501527775034 + 37501527775035.

It is an arithmetic number, because the mean of its divisors is an integer number (37501527775035).

Almost surely, 2^{75003055550069} is an apocalyptic number.

It is an amenable number.

75003055550069 is a deficient number, since it is larger than the sum of its proper divisors (1).

75003055550069 is an equidigital number, since it uses as much as digits as its factorization.

75003055550069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3543750, while the sum is 50.

The spelling of 75003055550069 in words is "seventy-five trillion, three billion, fifty-five million, five hundred fifty thousand, sixty-nine".