82671331257113 has 16 divisors (see below), whose sum is σ = 86347533358080. Its totient is φ = 79001967716496.

The previous prime is 82671331257107. The next prime is 82671331257127. The reversal of 82671331257113 is 31175213317628.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 82671331257113 - 2²⁸ = 82671062821657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82671331257133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165898358 + ... + 166395936.

It is an arithmetic number, because the mean of its divisors is an integer number (5396720834880).

Almost surely, 2^{82671331257113} is an apocalyptic number.

It is an amenable number.

82671331257113 is a deficient number, since it is larger than the sum of its proper divisors (3676202100967).

82671331257113 is a wasteful number, since it uses less digits than its factorization.

82671331257113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504436.

The product of its digits is 1270080, while the sum is 50.

The spelling of 82671331257113 in words is "eighty-two trillion, six hundred seventy-one billion, three hundred thirty-one million, two hundred fifty-seven thousand, one hundred thirteen".