28573411044 has 24 divisors (see below), whose sum is σ = 68970303360. Its totient is φ = 9196040224.

The previous prime is 28573411043. The next prime is 28573411049. The reversal of 28573411044 is 44011437582.

It is a junction number, because it is equal to n+sod(n) for n = 28573410993 and 28573411011.

It is not an unprimeable number, because it can be changed into a prime (28573411043) 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, 41053404 + ... + 41054099.

It is an arithmetic number, because the mean of its divisors is an integer number (2873762640).

Almost surely, 2^28573411044 is an apocalyptic number.

It is an amenable number.

28573411044 is an abundant number, since it is smaller than the sum of its proper divisors (40396892316).

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

28573411044 is a wasteful number, since it uses less digits than its factorization.

28573411044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82107539 (or 82107537 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 39.

The spelling of 28573411044 in words is "twenty-eight billion, five hundred seventy-three million, four hundred eleven thousand, forty-four".