71583713423 has 2 divisors, whose sum is σ = 71583713424. Its totient is φ = 71583713422.

The previous prime is 71583713417. The next prime is 71583713431. The reversal of 71583713423 is 32431738517.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71583713423 - 2²² = 71579519119 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71583713413) 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, 35791856711 + 35791856712.

It is an arithmetic number, because the mean of its divisors is an integer number (35791856712).

Almost surely, 2^71583713423 is an apocalyptic number.

71583713423 is a deficient number, since it is larger than the sum of its proper divisors (1).

71583713423 is an equidigital number, since it uses as much as digits as its factorization.

71583713423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 423360, while the sum is 44.

The spelling of 71583713423 in words is "seventy-one billion, five hundred eighty-three million, seven hundred thirteen thousand, four hundred twenty-three".