76404532271 has 2 divisors, whose sum is σ = 76404532272. Its totient is φ = 76404532270.

The previous prime is 76404532201. The next prime is 76404532273. The reversal of 76404532271 is 17223540467.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76404532271 is a prime.

It is a Sophie Germain prime.

Together with 76404532273, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76404532273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38202266135 + 38202266136.

It is an arithmetic number, because the mean of its divisors is an integer number (38202266136).

Almost surely, 2^76404532271 is an apocalyptic number.

76404532271 is a deficient number, since it is larger than the sum of its proper divisors (1).

76404532271 is an equidigital number, since it uses as much as digits as its factorization.

76404532271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 76404532271 in words is "seventy-six billion, four hundred four million, five hundred thirty-two thousand, two hundred seventy-one".