28341472305 has 16 divisors (see below), whose sum is σ = 45617894784. Its totient is φ = 15024938880.

The previous prime is 28341472297. The next prime is 28341472339. The reversal of 28341472305 is 50327414382.

It is not a de Polignac number, because 28341472305 - 2³ = 28341472297 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5654476 + ... + 5659485.

It is an arithmetic number, because the mean of its divisors is an integer number (2851118424).

Almost surely, 2^28341472305 is an apocalyptic number.

It is an amenable number.

28341472305 is a deficient number, since it is larger than the sum of its proper divisors (17276422479).

28341472305 is a wasteful number, since it uses less digits than its factorization.

28341472305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11314136.

The product of its (nonzero) digits is 161280, while the sum is 39.

Adding to 28341472305 its reverse (50327414382), we get a palindrome (78668886687).

The spelling of 28341472305 in words is "twenty-eight billion, three hundred forty-one million, four hundred seventy-two thousand, three hundred five".