28603876613 has 8 divisors (see below), whose sum is σ = 30860497248. Its totient is φ = 26355302064.

The previous prime is 28603876603. The next prime is 28603876649. The reversal of 28603876613 is 31667830682.

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

It is not a de Polignac number, because 28603876613 - 2⁴ = 28603876597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28603876603) 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, 2004131 + ... + 2018352.

It is an arithmetic number, because the mean of its divisors is an integer number (3857562156).

Almost surely, 2^28603876613 is an apocalyptic number.

It is an amenable number.

28603876613 is a deficient number, since it is larger than the sum of its proper divisors (2256620635).

28603876613 is a wasteful number, since it uses less digits than its factorization.

28603876613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4023043.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 28603876613 in words is "twenty-eight billion, six hundred three million, eight hundred seventy-six thousand, six hundred thirteen".