82349931623 has 2 divisors, whose sum is σ = 82349931624. Its totient is φ = 82349931622.

The previous prime is 82349931593. The next prime is 82349931649. The reversal of 82349931623 is 32613994328.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 82349931623 - 2³² = 78054964327 is a prime.

It is a super-2 number, since 2×82349931623² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82349933623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41174965811 + 41174965812.

It is an arithmetic number, because the mean of its divisors is an integer number (41174965812).

Almost surely, 2^82349931623 is an apocalyptic number.

82349931623 is a deficient number, since it is larger than the sum of its proper divisors (1).

82349931623 is an equidigital number, since it uses as much as digits as its factorization.

82349931623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1679616, while the sum is 50.

The spelling of 82349931623 in words is "eighty-two billion, three hundred forty-nine million, nine hundred thirty-one thousand, six hundred twenty-three".