28327777562 has 16 divisors (see below), whose sum is σ = 48674587392. Its totient is φ = 12112305360.

The previous prime is 28327777547. The next prime is 28327777571. The reversal of 28327777562 is 26577772382.

It is a junction number, because it is equal to n+sod(n) for n = 28327777498 and 28327777507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2341313 + ... + 2353380.

It is an arithmetic number, because the mean of its divisors is an integer number (3042161712).

Almost surely, 2^28327777562 is an apocalyptic number.

28327777562 is a deficient number, since it is larger than the sum of its proper divisors (20346809830).

28327777562 is a wasteful number, since it uses less digits than its factorization.

28327777562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4695133.

The product of its digits is 13829760, while the sum is 56.

The spelling of 28327777562 in words is "twenty-eight billion, three hundred twenty-seven million, seven hundred seventy-seven thousand, five hundred sixty-two".