105808906633051 has 2 divisors, whose sum is σ = 105808906633052. Its totient is φ = 105808906633050.

The previous prime is 105808906633049. The next prime is 105808906633057. The reversal of 105808906633051 is 150336609808501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 105808906633051 - 2¹ = 105808906633049 is a prime.

It is a super-2 number, since 2×105808906633051² (a number of 29 digits) contains 22 as substring.

Together with 105808906633049, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 105808906632983 and 105808906633001.

It is not a weakly prime, because it can be changed into another prime (105808906633057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52904453316525 + 52904453316526.

It is an arithmetic number, because the mean of its divisors is an integer number (52904453316526).

Almost surely, 2^{105808906633051} is an apocalyptic number.

105808906633051 is a deficient number, since it is larger than the sum of its proper divisors (1).

105808906633051 is an equidigital number, since it uses as much as digits as its factorization.

105808906633051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 105808906633051 in words is "one hundred five trillion, eight hundred eight billion, nine hundred six million, six hundred thirty-three thousand, fifty-one".