76921793507683 has 4 divisors (see below), whose sum is σ = 77475187705720. Its totient is φ = 76368399309648.

The previous prime is 76921793507681. The next prime is 76921793507707. The reversal of 76921793507683 is 38670539712967.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 76921793507683 - 2¹ = 76921793507681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76921793507681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276697098810 + ... + 276697099087.

It is an arithmetic number, because the mean of its divisors is an integer number (19368796926430).

Almost surely, 2^{76921793507683} is an apocalyptic number.

76921793507683 is a deficient number, since it is larger than the sum of its proper divisors (553394198037).

76921793507683 is a wasteful number, since it uses less digits than its factorization.

76921793507683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553394198036.

The product of its (nonzero) digits is 720135360, while the sum is 73.

The spelling of 76921793507683 in words is "seventy-six trillion, nine hundred twenty-one billion, seven hundred ninety-three million, five hundred seven thousand, six hundred eighty-three".