28302116315643 has 80 divisors (see below), whose sum is σ = 45181892828160. Its totient is φ = 17616246379200.

The previous prime is 28302116315597. The next prime is 28302116315663. The reversal of 28302116315643 is 34651361120382.

28302116315643 is a `hidden beast` number, since 2 + 8 + 3 + 0 + 2 + 1 + 1 + 631 + 5 + 6 + 4 + 3 = 666.

It is not a de Polignac number, because 28302116315643 - 2⁹ = 28302116315131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (28302116315663) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 95025748 + ... + 95323118.

It is an arithmetic number, because the mean of its divisors is an integer number (564773660352).

Almost surely, 2^{28302116315643} is an apocalyptic number.

28302116315643 is a deficient number, since it is larger than the sum of its proper divisors (16879776512517).

28302116315643 is a wasteful number, since it uses less digits than its factorization.

28302116315643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298750 (or 298741 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 28302116315643 in words is "twenty-eight trillion, three hundred two billion, one hundred sixteen million, three hundred fifteen thousand, six hundred forty-three".