28076667236 has 12 divisors (see below), whose sum is σ = 49145062512. Its totient is φ = 14035220808.

The previous prime is 28076667209. The next prime is 28076667259. The reversal of 28076667236 is 63276667082.

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, 757850 + ... + 794033.

It is an arithmetic number, because the mean of its divisors is an integer number (4095421876).

Almost surely, 2^28076667236 is an apocalyptic number.

It is an amenable number.

28076667236 is a deficient number, since it is larger than the sum of its proper divisors (21068395276).

28076667236 is a wasteful number, since it uses less digits than its factorization.

28076667236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556410 (or 1556408 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 53.

The spelling of 28076667236 in words is "twenty-eight billion, seventy-six million, six hundred sixty-seven thousand, two hundred thirty-six".