28399466499382 has 16 divisors (see below), whose sum is σ = 46779614901504. Its totient is φ = 12823359345000.

The previous prime is 28399466499377. The next prime is 28399466499403.

28399466499382 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 28399466499296 and 28399466499305.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4274449794 + ... + 4274456437.

It is an arithmetic number, because the mean of its divisors is an integer number (2923725931344).

Almost surely, 2^{28399466499382} is an apocalyptic number.

28399466499382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28399466499382 is a deficient number, since it is larger than the sum of its proper divisors (18380148402122).

28399466499382 is a wasteful number, since it uses less digits than its factorization.

28399466499382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8548906395.

The product of its digits is 8707129344, while the sum is 82.

The spelling of 28399466499382 in words is "twenty-eight trillion, three hundred ninety-nine billion, four hundred sixty-six million, four hundred ninety-nine thousand, three hundred eighty-two".