75486068443 has 2 divisors, whose sum is σ = 75486068444. Its totient is φ = 75486068442.

The previous prime is 75486068431. The next prime is 75486068467. The reversal of 75486068443 is 34486068457.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75486068443 is a prime.

It is not a weakly prime, because it can be changed into another prime (75486068243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37743034221 + 37743034222.

It is an arithmetic number, because the mean of its divisors is an integer number (37743034222).

Almost surely, 2^75486068443 is an apocalyptic number.

75486068443 is a deficient number, since it is larger than the sum of its proper divisors (1).

75486068443 is an equidigital number, since it uses as much as digits as its factorization.

75486068443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 75486068443 in words is "seventy-five billion, four hundred eighty-six million, sixty-eight thousand, four hundred forty-three".