28077650751705 has 48 divisors (see below), whose sum is σ = 47421251075520. Its totient is φ = 14184169220736.

The previous prime is 28077650751691. The next prime is 28077650751721. The reversal of 28077650751705 is 50715705677082.

It is a happy number.

It is not a de Polignac number, because 28077650751705 - 2⁹ = 28077650751193 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31338894 + ... + 32222376.

It is an arithmetic number, because the mean of its divisors is an integer number (987942730740).

Almost surely, 2^{28077650751705} is an apocalyptic number.

It is an amenable number.

28077650751705 is a deficient number, since it is larger than the sum of its proper divisors (19343600323815).

28077650751705 is a wasteful number, since it uses less digits than its factorization.

28077650751705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 889398 (or 889379 counting only the distinct ones).

The product of its (nonzero) digits is 28812000, while the sum is 60.

The spelling of 28077650751705 in words is "twenty-eight trillion, seventy-seven billion, six hundred fifty million, seven hundred fifty-one thousand, seven hundred five".