28458467404 has 24 divisors (see below), whose sum is σ = 50310867600. Its totient is φ = 14084020800.

The previous prime is 28458467377. The next prime is 28458467419. The reversal of 28458467404 is 40476485482.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1602727 + ... + 1620385.

It is an arithmetic number, because the mean of its divisors is an integer number (2096286150).

Almost surely, 2^28458467404 is an apocalyptic number.

It is an amenable number.

28458467404 is a deficient number, since it is larger than the sum of its proper divisors (21852400196).

28458467404 is a wasteful number, since it uses less digits than its factorization.

28458467404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21753 (or 21751 counting only the distinct ones).

The product of its (nonzero) digits is 6881280, while the sum is 52.

The spelling of 28458467404 in words is "twenty-eight billion, four hundred fifty-eight million, four hundred sixty-seven thousand, four hundred four".