83106558738877 has 2 divisors, whose sum is σ = 83106558738878. Its totient is φ = 83106558738876.

The previous prime is 83106558738869. The next prime is 83106558738911. The reversal of 83106558738877 is 77883785560138.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51551050168836 + 31555508570041 = 7179906^2 + 5617429^2 .

It is a cyclic number.

It is not a de Polignac number, because 83106558738877 - 2³ = 83106558738869 is a prime.

It is a super-2 number, since 2×83106558738877² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83106558738677) 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 as a sum of consecutive naturals, namely, 41553279369438 + 41553279369439.

It is an arithmetic number, because the mean of its divisors is an integer number (41553279369439).

Almost surely, 2^{83106558738877} is an apocalyptic number.

It is an amenable number.

83106558738877 is a deficient number, since it is larger than the sum of its proper divisors (1).

83106558738877 is an equidigital number, since it uses as much as digits as its factorization.

83106558738877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1896652800, while the sum is 76.

The spelling of 83106558738877 in words is "eighty-three trillion, one hundred six billion, five hundred fifty-eight million, seven hundred thirty-eight thousand, eight hundred seventy-seven".