27579428928 has 84 divisors (see below), whose sum is σ = 79079598000. Its totient is φ = 9189870336.

The previous prime is 27579428923. The next prime is 27579428957. The reversal of 27579428928 is 82982497572.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (27579428923) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2036323 + ... + 2049821.

Almost surely, 2^27579428928 is an apocalyptic number.

It is an amenable number.

27579428928 is an abundant number, since it is smaller than the sum of its proper divisors (51500169072).

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

27579428928 is a wasteful number, since it uses less digits than its factorization.

27579428928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17064 (or 17051 counting only the distinct ones).

The product of its digits is 40642560, while the sum is 63.

The spelling of 27579428928 in words is "twenty-seven billion, five hundred seventy-nine million, four hundred twenty-eight thousand, nine hundred twenty-eight".