82201425671 has 8 divisors (see below), whose sum is σ = 83347218240. Its totient is φ = 81056166912.

The previous prime is 82201425659. The next prime is 82201425673. The reversal of 82201425671 is 17652410228.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82201425671 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82201425673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181826 + ... + 444368.

It is an arithmetic number, because the mean of its divisors is an integer number (10418402280).

Almost surely, 2^82201425671 is an apocalyptic number.

82201425671 is a deficient number, since it is larger than the sum of its proper divisors (1145792569).

82201425671 is a wasteful number, since it uses less digits than its factorization.

82201425671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266905.

The product of its (nonzero) digits is 53760, while the sum is 38.

Adding to 82201425671 its reverse (17652410228), we get a palindrome (99853835899).

The spelling of 82201425671 in words is "eighty-two billion, two hundred one million, four hundred twenty-five thousand, six hundred seventy-one".