28767624572 has 12 divisors (see below), whose sum is σ = 50389664640. Its totient is φ = 14370577536.

The previous prime is 28767624569. The next prime is 28767624607. The reversal of 28767624572 is 27542676782.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 3303797 + ... + 3312492.

It is an arithmetic number, because the mean of its divisors is an integer number (4199138720).

Almost surely, 2^28767624572 is an apocalyptic number.

It is an amenable number.

28767624572 is a deficient number, since it is larger than the sum of its proper divisors (21622040068).

28767624572 is a wasteful number, since it uses less digits than its factorization.

28767624572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6617380 (or 6617378 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 56.

The spelling of 28767624572 in words is "twenty-eight billion, seven hundred sixty-seven million, six hundred twenty-four thousand, five hundred seventy-two".