28558453452 has 24 divisors (see below), whose sum is σ = 66664421376. Its totient is φ = 9515480208.

The previous prime is 28558453439. The next prime is 28558453471. The reversal of 28558453452 is 25435485582.

It is a junction number, because it is equal to n+sod(n) for n = 28558453395 and 28558453404.

It is an unprimeable number.

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, 470748 + ... + 527939.

It is an arithmetic number, because the mean of its divisors is an integer number (2777684224).

Almost surely, 2^28558453452 is an apocalyptic number.

It is an amenable number.

28558453452 is an abundant number, since it is smaller than the sum of its proper divisors (38105967924).

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

28558453452 is a wasteful number, since it uses less digits than its factorization.

28558453452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001077 (or 1001075 counting only the distinct ones).

The product of its digits is 7680000, while the sum is 51.

The spelling of 28558453452 in words is "twenty-eight billion, five hundred fifty-eight million, four hundred fifty-three thousand, four hundred fifty-two".