75956431816625 has 8 divisors (see below), whose sum is σ = 94793626907304. Its totient is φ = 60765145453200.

The previous prime is 75956431816621. The next prime is 75956431816633. The reversal of 75956431816625 is 52661813465957.

It can be written as a sum of positive squares in 4 ways, for example, as 1034042900641 + 74922388915984 = 1016879^2 + 8655772^2 .

It is not a de Polignac number, because 75956431816625 - 2² = 75956431816621 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75956431816621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 303825727142 + ... + 303825727391.

It is an arithmetic number, because the mean of its divisors is an integer number (11849203363413).

Almost surely, 2^{75956431816625} is an apocalyptic number.

It is an amenable number.

75956431816625 is a deficient number, since it is larger than the sum of its proper divisors (18837195090679).

75956431816625 is an equidigital number, since it uses as much as digits as its factorization.

75956431816625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607651454548 (or 607651454538 counting only the distinct ones).

The product of its digits is 326592000, while the sum is 68.

The spelling of 75956431816625 in words is "seventy-five trillion, nine hundred fifty-six billion, four hundred thirty-one million, eight hundred sixteen thousand, six hundred twenty-five".