82434005552169 has 80 divisors (see below), whose sum is σ = 126294262110720. Its totient is φ = 53570795765760.

The previous prime is 82434005552167. The next prime is 82434005552177. The reversal of 82434005552169 is 96125550043428.

82434005552169 is a `hidden beast` number, since 8 + 2 + 4 + 3 + 4 + 0 + 0 + 55 + 521 + 69 = 666.

It is not a de Polignac number, because 82434005552169 - 2¹ = 82434005552167 is a prime.

It is a super-2 number, since 2×82434005552169² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82434005552167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 185611564 + ... + 186055154.

It is an arithmetic number, because the mean of its divisors is an integer number (1578678276384).

Almost surely, 2^{82434005552169} is an apocalyptic number.

It is an amenable number.

82434005552169 is a deficient number, since it is larger than the sum of its proper divisors (43860256558551).

82434005552169 is a wasteful number, since it uses less digits than its factorization.

82434005552169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444052 (or 444043 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 82434005552169 in words is "eighty-two trillion, four hundred thirty-four billion, five million, five hundred fifty-two thousand, one hundred sixty-nine".