75252528073 has 2 divisors, whose sum is σ = 75252528074. Its totient is φ = 75252528072.

The previous prime is 75252527971. The next prime is 75252528089. The reversal of 75252528073 is 37082525257.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75236101264 + 16426809 = 274292^2 + 4053^2 .

It is an emirp because it is prime and its reverse (37082525257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75252528073 - 2⁹ = 75252527561 is a prime.

It is not a weakly prime, because it can be changed into another prime (75252522073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37626264036 + 37626264037.

It is an arithmetic number, because the mean of its divisors is an integer number (37626264037).

Almost surely, 2^75252528073 is an apocalyptic number.

It is an amenable number.

75252528073 is a deficient number, since it is larger than the sum of its proper divisors (1).

75252528073 is an equidigital number, since it uses as much as digits as its factorization.

75252528073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 75252528073 in words is "seventy-five billion, two hundred fifty-two million, five hundred twenty-eight thousand, seventy-three".