82004469451 has 16 divisors (see below), whose sum is σ = 84223536768. Its totient is φ = 79796160000.

The previous prime is 82004469419. The next prime is 82004469467. The reversal of 82004469451 is 15496440028.

It is a cyclic number.

It is not a de Polignac number, because 82004469451 - 2⁵ = 82004469419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82004469398 and 82004469407.

It is not an unprimeable number, because it can be changed into a prime (82004469551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38087391 + ... + 38089543.

It is an arithmetic number, because the mean of its divisors is an integer number (5263971048).

Almost surely, 2^82004469451 is an apocalyptic number.

82004469451 is a deficient number, since it is larger than the sum of its proper divisors (2219067317).

82004469451 is a wasteful number, since it uses less digits than its factorization.

82004469451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4182.

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 82004469451 in words is "eighty-two billion, four million, four hundred sixty-nine thousand, four hundred fifty-one".