75050099133209 has 2 divisors, whose sum is σ = 75050099133210. Its totient is φ = 75050099133208.

The previous prime is 75050099133193. The next prime is 75050099133287. The reversal of 75050099133209 is 90233199005057.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60981808537225 + 14068290595984 = 7809085^2 + 3750772^2 .

It is a cyclic number.

It is not a de Polignac number, because 75050099133209 - 2⁴ = 75050099133193 is a prime.

It is not a weakly prime, because it can be changed into another prime (75050099133809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37525049566604 + 37525049566605.

It is an arithmetic number, because the mean of its divisors is an integer number (37525049566605).

Almost surely, 2^{75050099133209} is an apocalyptic number.

It is an amenable number.

75050099133209 is a deficient number, since it is larger than the sum of its proper divisors (1).

75050099133209 is an equidigital number, since it uses as much as digits as its factorization.

75050099133209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2296350, while the sum is 53.

The spelling of 75050099133209 in words is "seventy-five trillion, fifty billion, ninety-nine million, one hundred thirty-three thousand, two hundred nine".