75228890489 has 2 divisors, whose sum is σ = 75228890490. Its totient is φ = 75228890488.

The previous prime is 75228890437. The next prime is 75228890497. The reversal of 75228890489 is 98409882257.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39916843264 + 35312047225 = 199792^2 + 187915^2 .

It is a cyclic number.

It is not a de Polignac number, because 75228890489 - 2¹² = 75228886393 is a prime.

It is not a weakly prime, because it can be changed into another prime (75228890419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37614445244 + 37614445245.

It is an arithmetic number, because the mean of its divisors is an integer number (37614445245).

Almost surely, 2^75228890489 is an apocalyptic number.

It is an amenable number.

75228890489 is a deficient number, since it is larger than the sum of its proper divisors (1).

75228890489 is an equidigital number, since it uses as much as digits as its factorization.

75228890489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23224320, while the sum is 62.

The spelling of 75228890489 in words is "seventy-five billion, two hundred twenty-eight million, eight hundred ninety thousand, four hundred eighty-nine".