82671765754425 has 24 divisors (see below), whose sum is σ = 137251139546400. Its totient is φ = 43908655660800.

The previous prime is 82671765754423. The next prime is 82671765754471. The reversal of 82671765754425 is 52445756717628.

It is not a de Polignac number, because 82671765754425 - 2¹ = 82671765754423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82671765754425.

It is not an unprimeable number, because it can be changed into a prime (82671765754423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2286891075 + ... + 2286927224.

It is an arithmetic number, because the mean of its divisors is an integer number (5718797481100).

Almost surely, 2^{82671765754425} is an apocalyptic number.

It is an amenable number.

82671765754425 is a deficient number, since it is larger than the sum of its proper divisors (54579373791975).

82671765754425 is a wasteful number, since it uses less digits than its factorization.

82671765754425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4573818553 (or 4573818548 counting only the distinct ones).

The product of its digits is 790272000, while the sum is 69.

The spelling of 82671765754425 in words is "eighty-two trillion, six hundred seventy-one billion, seven hundred sixty-five million, seven hundred fifty-four thousand, four hundred twenty-five".