28323114556 has 24 divisors (see below), whose sum is σ = 54224607024. Its totient is φ = 12837665280.

The previous prime is 28323114553. The next prime is 28323114563. The reversal of 28323114556 is 65541132382.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28323114553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 896235 + ... + 927298.

It is an arithmetic number, because the mean of its divisors is an integer number (2259358626).

Almost surely, 2^28323114556 is an apocalyptic number.

It is an amenable number.

28323114556 is a deficient number, since it is larger than the sum of its proper divisors (25901492468).

28323114556 is a wasteful number, since it uses less digits than its factorization.

28323114556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823901 (or 1823899 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The spelling of 28323114556 in words is "twenty-eight billion, three hundred twenty-three million, one hundred fourteen thousand, five hundred fifty-six".