28362288156 has 12 divisors (see below), whose sum is σ = 66178672392. Its totient is φ = 9454096048.

The previous prime is 28362288061. The next prime is 28362288161. The reversal of 28362288156 is 65188226382.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 28362288099 and 28362288108.

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, 1181761995 + ... + 1181762018.

It is an arithmetic number, because the mean of its divisors is an integer number (5514889366).

Almost surely, 2^28362288156 is an apocalyptic number.

It is an amenable number.

28362288156 is an abundant number, since it is smaller than the sum of its proper divisors (37816384236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

28362288156 is a wasteful number, since it uses less digits than its factorization.

28362288156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2363524020 (or 2363524018 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 51.

The spelling of 28362288156 in words is "twenty-eight billion, three hundred sixty-two million, two hundred eighty-eight thousand, one hundred fifty-six".