28342122124382 has 8 divisors (see below), whose sum is σ = 46378018021752. Its totient is φ = 12882782783800.

The previous prime is 28342122124373. The next prime is 28342122124387.

28342122124382 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28342122124387) 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, 644139139169 + ... + 644139139212.

It is an arithmetic number, because the mean of its divisors is an integer number (5797252252719).

Almost surely, 2^{28342122124382} is an apocalyptic number.

28342122124382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28342122124382 is a deficient number, since it is larger than the sum of its proper divisors (18035895897370).

28342122124382 is a wasteful number, since it uses less digits than its factorization.

28342122124382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288278278394.

The product of its digits is 589824, while the sum is 44.

It can be divided in two parts, 2834212 and 2124382, that added together give a palindrome (4958594).

The spelling of 28342122124382 in words is "twenty-eight trillion, three hundred forty-two billion, one hundred twenty-two million, one hundred twenty-four thousand, three hundred eighty-two".