28327502156 has 12 divisors (see below), whose sum is σ = 49602147840. Its totient is φ = 14155459920.

The previous prime is 28327502107. The next prime is 28327502171. The reversal of 28327502156 is 65120572382.

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, 2065100 + ... + 2078771.

It is an arithmetic number, because the mean of its divisors is an integer number (4133512320).

Almost surely, 2^28327502156 is an apocalyptic number.

It is an amenable number.

28327502156 is a deficient number, since it is larger than the sum of its proper divisors (21274645684).

28327502156 is a wasteful number, since it uses less digits than its factorization.

28327502156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4145584 (or 4145582 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 28327502156 in words is "twenty-eight billion, three hundred twenty-seven million, five hundred two thousand, one hundred fifty-six".