28600334808 has 32 divisors (see below), whose sum is σ = 71527201200. Its totient is φ = 9529929728.

The previous prime is 28600334803. The next prime is 28600334879. The reversal of 28600334808 is 80843300682.

It is a super-2 number, since 2×28600334808² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28600334808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28600334803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152841 + ... + 283832.

Almost surely, 2^28600334808 is an apocalyptic number.

It is an amenable number.

28600334808 is an abundant number, since it is smaller than the sum of its proper divisors (42926866392).

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

28600334808 is a wasteful number, since it uses less digits than its factorization.

28600334808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439411 (or 439407 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 42.

The spelling of 28600334808 in words is "twenty-eight billion, six hundred million, three hundred thirty-four thousand, eight hundred eight".