82404419199 has 4 divisors (see below), whose sum is σ = 109872558936. Its totient is φ = 54936279464.

The previous prime is 82404419183. The next prime is 82404419267. The reversal of 82404419199 is 99191440428.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82404419199 - 2⁴ = 82404419183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82404419099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13734069864 + ... + 13734069869.

It is an arithmetic number, because the mean of its divisors is an integer number (27468139734).

Almost surely, 2^82404419199 is an apocalyptic number.

82404419199 is a deficient number, since it is larger than the sum of its proper divisors (27468139737).

82404419199 is a wasteful number, since it uses less digits than its factorization.

82404419199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27468139736.

The product of its (nonzero) digits is 746496, while the sum is 51.

The spelling of 82404419199 in words is "eighty-two billion, four hundred four million, four hundred nineteen thousand, one hundred ninety-nine".