71839098523 has 2 divisors, whose sum is σ = 71839098524. Its totient is φ = 71839098522.

The previous prime is 71839098473. The next prime is 71839098563. The reversal of 71839098523 is 32589093817.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71839098523 - 2⁹ = 71839098011 is a prime.

It is not a weakly prime, because it can be changed into another prime (71839098563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35919549261 + 35919549262.

It is an arithmetic number, because the mean of its divisors is an integer number (35919549262).

Almost surely, 2^71839098523 is an apocalyptic number.

71839098523 is a deficient number, since it is larger than the sum of its proper divisors (1).

71839098523 is an equidigital number, since it uses as much as digits as its factorization.

71839098523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 71839098523 in words is "seventy-one billion, eight hundred thirty-nine million, ninety-eight thousand, five hundred twenty-three".