28524676556 has 12 divisors (see below), whose sum is σ = 49919661792. Its totient is φ = 14261916048.

The previous prime is 28524676549. The next prime is 28524676571. The reversal of 28524676556 is 65567642582.

It is a happy number.

It is a super-2 number, since 2×28524676556² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84446 + ... + 253338.

It is an arithmetic number, because the mean of its divisors is an integer number (4159971816).

Almost surely, 2^28524676556 is an apocalyptic number.

It is a pronic number, being equal to 168892×168893.

It is an amenable number.

28524676556 is a deficient number, since it is larger than the sum of its proper divisors (21394985236).

28524676556 is a wasteful number, since it uses less digits than its factorization.

28524676556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211120 (or 211118 counting only the distinct ones).

The product of its digits is 24192000, while the sum is 56.

The spelling of 28524676556 in words is "twenty-eight billion, five hundred twenty-four million, six hundred seventy-six thousand, five hundred fifty-six".