28603340678 has 8 divisors (see below), whose sum is σ = 46805466600. Its totient is φ = 13001518480.

The previous prime is 28603340671. The next prime is 28603340683. The reversal of 28603340678 is 87604330682.

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 (28603340671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 650075903 + ... + 650075946.

It is an arithmetic number, because the mean of its divisors is an integer number (5850683325).

Almost surely, 2^28603340678 is an apocalyptic number.

28603340678 is a deficient number, since it is larger than the sum of its proper divisors (18202125922).

28603340678 is a wasteful number, since it uses less digits than its factorization.

28603340678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1300151862.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The spelling of 28603340678 in words is "twenty-eight billion, six hundred three million, three hundred forty thousand, six hundred seventy-eight".