28777406112 has 192 divisors, whose sum is σ = 103303791360. Its totient is φ = 7589624832.

The previous prime is 28777406111. The next prime is 28777406117. The reversal of 28777406112 is 21160477782.

28777406112 is a `hidden beast` number, since 28 + 7 + 7 + 7 + 4 + 0 + 611 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (28777406111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104383 + ... + 261630.

It is an arithmetic number, because the mean of its divisors is an integer number (538040580).

Almost surely, 2^28777406112 is an apocalyptic number.

It is an amenable number.

28777406112 is an abundant number, since it is smaller than the sum of its proper divisors (74526385248).

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

28777406112 is a wasteful number, since it uses less digits than its factorization.

28777406112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366052 (or 366038 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 45.

The spelling of 28777406112 in words is "twenty-eight billion, seven hundred seventy-seven million, four hundred six thousand, one hundred twelve".