28603543345 has 32 divisors (see below), whose sum is σ = 37355592960. Its totient is φ = 20899672320.

The previous prime is 28603543327. The next prime is 28603543391. The reversal of 28603543345 is 54334530682.

It is not a de Polignac number, because 28603543345 - 2⁹ = 28603542833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7168611 + ... + 7172599.

It is an arithmetic number, because the mean of its divisors is an integer number (1167362280).

Almost surely, 2^28603543345 is an apocalyptic number.

It is an amenable number.

28603543345 is a deficient number, since it is larger than the sum of its proper divisors (8752049615).

28603543345 is a wasteful number, since it uses less digits than its factorization.

28603543345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5145.

The product of its (nonzero) digits is 1036800, while the sum is 43.

The spelling of 28603543345 in words is "twenty-eight billion, six hundred three million, five hundred forty-three thousand, three hundred forty-five".