28841665358 has 8 divisors (see below), whose sum is σ = 47195452440. Its totient is φ = 13109847880.

The previous prime is 28841665357. The next prime is 28841665379. The reversal of 28841665358 is 85356614882.

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 (28841665351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655492373 + ... + 655492416.

It is an arithmetic number, because the mean of its divisors is an integer number (5899431555).

Almost surely, 2^28841665358 is an apocalyptic number.

28841665358 is a deficient number, since it is larger than the sum of its proper divisors (18353787082).

28841665358 is a wasteful number, since it uses less digits than its factorization.

28841665358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1310984802.

The product of its digits is 11059200, while the sum is 56.

The spelling of 28841665358 in words is "twenty-eight billion, eight hundred forty-one million, six hundred sixty-five thousand, three hundred fifty-eight".