75532972956593 has 2 divisors, whose sum is σ = 75532972956594. Its totient is φ = 75532972956592.

The previous prime is 75532972956583. The next prime is 75532972956659. The reversal of 75532972956593 is 39565927923557.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44456049646369 + 31076923310224 = 6667537^2 + 5574668^2 .

It is a cyclic number.

It is not a de Polignac number, because 75532972956593 - 2²² = 75532968762289 is a prime.

It is a super-2 number, since 2×75532972956593² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (75532972956583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37766486478296 + 37766486478297.

It is an arithmetic number, because the mean of its divisors is an integer number (37766486478297).

Almost surely, 2^{75532972956593} is an apocalyptic number.

It is an amenable number.

75532972956593 is a deficient number, since it is larger than the sum of its proper divisors (1).

75532972956593 is an equidigital number, since it uses as much as digits as its factorization.

75532972956593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4822335000, while the sum is 77.

The spelling of 75532972956593 in words is "seventy-five trillion, five hundred thirty-two billion, nine hundred seventy-two million, nine hundred fifty-six thousand, five hundred ninety-three".