75447612703 has 2 divisors, whose sum is σ = 75447612704. Its totient is φ = 75447612702.

The previous prime is 75447612683. The next prime is 75447612761. The reversal of 75447612703 is 30721674457.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-75447612703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75447642703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37723806351 + 37723806352.

It is an arithmetic number, because the mean of its divisors is an integer number (37723806352).

Almost surely, 2^75447612703 is an apocalyptic number.

75447612703 is a deficient number, since it is larger than the sum of its proper divisors (1).

75447612703 is an equidigital number, since it uses as much as digits as its factorization.

75447612703 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 75447612703 in words is "seventy-five billion, four hundred forty-seven million, six hundred twelve thousand, seven hundred three".