28858375496 has 8 divisors (see below), whose sum is σ = 54109454070. Its totient is φ = 14429187744.

The previous prime is 28858375459. The next prime is 28858375501. The reversal of 28858375496 is 69457385882.

It can be written as a sum of positive squares in only one way, i.e., 20543488900 + 8314886596 = 143330^2 + 91186^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1803648461 + ... + 1803648476.

Almost surely, 2^28858375496 is an apocalyptic number.

It is an amenable number.

28858375496 is a deficient number, since it is larger than the sum of its proper divisors (25251078574).

28858375496 is a wasteful number, since it uses less digits than its factorization.

28858375496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3607296943 (or 3607296939 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 65.

The spelling of 28858375496 in words is "twenty-eight billion, eight hundred fifty-eight million, three hundred seventy-five thousand, four hundred ninety-six".