75336148273 has 2 divisors, whose sum is σ = 75336148274. Its totient is φ = 75336148272.

The previous prime is 75336148259. The next prime is 75336148289. The reversal of 75336148273 is 37284163357.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63109981089 + 12226167184 = 251217^2 + 110572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75336148273 is a prime.

It is a super-2 number, since 2×75336148273² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (75336148073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37668074136 + 37668074137.

It is an arithmetic number, because the mean of its divisors is an integer number (37668074137).

Almost surely, 2^75336148273 is an apocalyptic number.

It is an amenable number.

75336148273 is a deficient number, since it is larger than the sum of its proper divisors (1).

75336148273 is an equidigital number, since it uses as much as digits as its factorization.

75336148273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 49.

The spelling of 75336148273 in words is "seventy-five billion, three hundred thirty-six million, one hundred forty-eight thousand, two hundred seventy-three".