28652271120 has 120 divisors (see below), whose sum is σ = 104971531392. Its totient is φ = 6946003200.

The previous prime is 28652271113. The next prime is 28652271139. The reversal of 28652271120 is 2117225682.

It is a happy number.

28652271120 is a `hidden beast` number, since 2 + 8 + 6 + 522 + 7 + 1 + 120 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1800936 + ... + 1816775.

Almost surely, 2^28652271120 is an apocalyptic number.

28652271120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28652271120 is an abundant number, since it is smaller than the sum of its proper divisors (76319260272).

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

28652271120 is a wasteful number, since it uses less digits than its factorization.

28652271120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617741 (or 3617732 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 28652271120 in words is "twenty-eight billion, six hundred fifty-two million, two hundred seventy-one thousand, one hundred twenty".