28255502536 has 32 divisors (see below), whose sum is σ = 53205403680. Its totient is φ = 14067504000.

The previous prime is 28255502479. The next prime is 28255502543. The reversal of 28255502536 is 63520555282.

It is a junction number, because it is equal to n+sod(n) for n = 28255502492 and 28255502501.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2263111 + ... + 2275561.

It is an arithmetic number, because the mean of its divisors is an integer number (1662668865).

Almost surely, 2^28255502536 is an apocalyptic number.

It is an amenable number.

28255502536 is a deficient number, since it is larger than the sum of its proper divisors (24949901144).

28255502536 is a wasteful number, since it uses less digits than its factorization.

28255502536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13645 (or 13641 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 28255502536 in words is "twenty-eight billion, two hundred fifty-five million, five hundred two thousand, five hundred thirty-six".