71839098923 has 2 divisors, whose sum is σ = 71839098924. Its totient is φ = 71839098922.

The previous prime is 71839098901. The next prime is 71839098977. The reversal of 71839098923 is 32989093817.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71839098923 - 2¹⁰ = 71839097899 is a prime.

It is a super-2 number, since 2×71839098923² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (71839098223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35919549461 + 35919549462.

It is an arithmetic number, because the mean of its divisors is an integer number (35919549462).

Almost surely, 2^71839098923 is an apocalyptic number.

71839098923 is a deficient number, since it is larger than the sum of its proper divisors (1).

71839098923 is an equidigital number, since it uses as much as digits as its factorization.

71839098923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 71839098923 in words is "seventy-one billion, eight hundred thirty-nine million, ninety-eight thousand, nine hundred twenty-three".