82425781532 has 12 divisors (see below), whose sum is σ = 151836966120. Its totient is φ = 39043791216.

The previous prime is 82425781507. The next prime is 82425781567. The reversal of 82425781532 is 23518752428.

It is a super-2 number, since 2×82425781532² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542274803 + ... + 542274954.

It is an arithmetic number, because the mean of its divisors is an integer number (12653080510).

Almost surely, 2^82425781532 is an apocalyptic number.

It is an amenable number.

82425781532 is a deficient number, since it is larger than the sum of its proper divisors (69411184588).

82425781532 is a wasteful number, since it uses less digits than its factorization.

82425781532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084549780 (or 1084549778 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 47.

The spelling of 82425781532 in words is "eighty-two billion, four hundred twenty-five million, seven hundred eighty-one thousand, five hundred thirty-two".