28816066710 has 80 divisors (see below), whose sum is σ = 81561308400. Its totient is φ = 7279844544.

The previous prime is 28816066687. The next prime is 28816066711. The reversal of 28816066710 is 1766061882.

It is a happy number.

28816066710 is a `hidden beast` number, since 28 + 8 + 1 + 606 + 6 + 7 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28816066711) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 920805 + ... + 951584.

It is an arithmetic number, because the mean of its divisors is an integer number (1019516355).

Almost surely, 2^28816066710 is an apocalyptic number.

28816066710 is an abundant number, since it is smaller than the sum of its proper divisors (52745241690).

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

28816066710 is a wasteful number, since it uses less digits than its factorization.

28816066710 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872427 (or 1872418 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 28816066710 in words is "twenty-eight billion, eight hundred sixteen million, sixty-six thousand, seven hundred ten".