28601836234 has 32 divisors (see below), whose sum is σ = 43620595200. Its totient is φ = 14064159600.

The previous prime is 28601836171. The next prime is 28601836247. The reversal of 28601836234 is 43263810682.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19602997 + ... + 19604455.

It is an arithmetic number, because the mean of its divisors is an integer number (1363143600).

Almost surely, 2^28601836234 is an apocalyptic number.

28601836234 is a deficient number, since it is larger than the sum of its proper divisors (15018758966).

28601836234 is a wasteful number, since it uses less digits than its factorization.

28601836234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 28601836234 in words is "twenty-eight billion, six hundred one million, eight hundred thirty-six thousand, two hundred thirty-four".