28110662399 has 8 divisors (see below), whose sum is σ = 29426587872. Its totient is φ = 26802547200.

The previous prime is 28110662389. The next prime is 28110662407. The reversal of 28110662399 is 99326601182.

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

It is a cyclic number.

It is not a de Polignac number, because 28110662399 - 2¹⁶ = 28110596863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28110662339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1945202 + ... + 1959599.

It is an arithmetic number, because the mean of its divisors is an integer number (3678323484).

Almost surely, 2^28110662399 is an apocalyptic number.

28110662399 is a deficient number, since it is larger than the sum of its proper divisors (1315925473).

28110662399 is a wasteful number, since it uses less digits than its factorization.

28110662399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3905137.

The product of its (nonzero) digits is 279936, while the sum is 47.

The spelling of 28110662399 in words is "twenty-eight billion, one hundred ten million, six hundred sixty-two thousand, three hundred ninety-nine".