75255222251243 has 2 divisors, whose sum is σ = 75255222251244. Its totient is φ = 75255222251242.

The previous prime is 75255222251213. The next prime is 75255222251257. The reversal of 75255222251243 is 34215222255257.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75255222251243 - 2¹² = 75255222247147 is a prime.

It is not a weakly prime, because it can be changed into another prime (75255222251213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37627611125621 + 37627611125622.

It is an arithmetic number, because the mean of its divisors is an integer number (37627611125622).

Almost surely, 2^{75255222251243} is an apocalyptic number.

75255222251243 is a deficient number, since it is larger than the sum of its proper divisors (1).

75255222251243 is an equidigital number, since it uses as much as digits as its factorization.

75255222251243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3360000, while the sum is 47.

The spelling of 75255222251243 in words is "seventy-five trillion, two hundred fifty-five billion, two hundred twenty-two million, two hundred fifty-one thousand, two hundred forty-three".