82515258047 has 2 divisors, whose sum is σ = 82515258048. Its totient is φ = 82515258046.

The previous prime is 82515258041. The next prime is 82515258097. The reversal of 82515258047 is 74085251528.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 82515258047 - 2⁴ = 82515258031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82515257992 and 82515258010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82515258041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41257629023 + 41257629024.

It is an arithmetic number, because the mean of its divisors is an integer number (41257629024).

Almost surely, 2^82515258047 is an apocalyptic number.

82515258047 is a deficient number, since it is larger than the sum of its proper divisors (1).

82515258047 is an equidigital number, since it uses as much as digits as its factorization.

82515258047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896000, while the sum is 47.

The spelling of 82515258047 in words is "eighty-two billion, five hundred fifteen million, two hundred fifty-eight thousand, forty-seven".