28760866806782 has 8 divisors (see below), whose sum is σ = 47063236592952. Its totient is φ = 13073121275800.

The previous prime is 28760866806779. The next prime is 28760866806797.

28760866806782 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 653656063769 + ... + 653656063812.

It is an arithmetic number, because the mean of its divisors is an integer number (5882904574119).

Almost surely, 2^{28760866806782} is an apocalyptic number.

28760866806782 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28760866806782 is a deficient number, since it is larger than the sum of its proper divisors (18302369786170).

28760866806782 is a wasteful number, since it uses less digits than its factorization.

28760866806782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307312127594.

The product of its (nonzero) digits is 1040449536, while the sum is 74.

The spelling of 28760866806782 in words is "twenty-eight trillion, seven hundred sixty billion, eight hundred sixty-six million, eight hundred six thousand, seven hundred eighty-two".