76839321101 has 4 divisors (see below), whose sum is σ = 76932011100. Its totient is φ = 76746631104.

The previous prime is 76839321077. The next prime is 76839321121. The reversal of 76839321101 is 10112393867.

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

It can be written as a sum of positive squares in 2 ways, for example, as 48807855625 + 28031465476 = 220925^2 + 167426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-76839321101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76839321121) 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, 46343756 + ... + 46345413.

It is an arithmetic number, because the mean of its divisors is an integer number (19233002775).

Almost surely, 2^76839321101 is an apocalyptic number.

It is an amenable number.

76839321101 is a deficient number, since it is larger than the sum of its proper divisors (92689999).

76839321101 is an equidigital number, since it uses as much as digits as its factorization.

76839321101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92689998.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 76839321101 in words is "seventy-six billion, eight hundred thirty-nine million, three hundred twenty-one thousand, one hundred one".