28316144616 has 128 divisors (see below), whose sum is σ = 72634848000. Its totient is φ = 9196830720.

The previous prime is 28316144609. The next prime is 28316144737. The reversal of 28316144616 is 61644161382.

It is a nude number because it is divisible by every one of its digits.

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, 84024000 + ... + 84024336.

It is an arithmetic number, because the mean of its divisors is an integer number (567459750).

Almost surely, 2^28316144616 is an apocalyptic number.

It is an amenable number.

28316144616 is an abundant number, since it is smaller than the sum of its proper divisors (44318703384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28316144616 is a wasteful number, since it uses less digits than its factorization.

28316144616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859 (or 855 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The spelling of 28316144616 in words is "twenty-eight billion, three hundred sixteen million, one hundred forty-four thousand, six hundred sixteen".