82420083369 has 36 divisors (see below), whose sum is σ = 129245788620. Its totient is φ = 50589302400.

The previous prime is 82420083367. The next prime is 82420083419. The reversal of 82420083369 is 96338002428.

82420083369 is a `hidden beast` number, since 8 + 2 + 4 + 200 + 83 + 369 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 5804611344 + 76615472025 = 76188^2 + 276795^2 .

It is not a de Polignac number, because 82420083369 - 2¹ = 82420083367 is a prime.

It is a super-2 number, since 2×82420083369² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82420083367) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 522019 + ... + 661319.

It is an arithmetic number, because the mean of its divisors is an integer number (3590160795).

Almost surely, 2^82420083369 is an apocalyptic number.

It is an amenable number.

82420083369 is a deficient number, since it is larger than the sum of its proper divisors (46825705251).

82420083369 is a wasteful number, since it uses less digits than its factorization.

82420083369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139722 (or 139706 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 82420083369 in words is "eighty-two billion, four hundred twenty million, eighty-three thousand, three hundred sixty-nine".