105355644616 has 8 divisors (see below), whose sum is σ = 197541833670. Its totient is φ = 52677822304.

The previous prime is 105355644601. The next prime is 105355644677. The reversal of 105355644616 is 616446553501.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 85466183716 + 19889460900 = 292346^2 + 141030^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×105355644616² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6584727781 + ... + 6584727796.

Almost surely, 2^105355644616 is an apocalyptic number.

It is an amenable number.

105355644616 is a deficient number, since it is larger than the sum of its proper divisors (92186189054).

105355644616 is a wasteful number, since it uses less digits than its factorization.

105355644616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13169455583 (or 13169455579 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 46.

The spelling of 105355644616 in words is "one hundred five billion, three hundred fifty-five million, six hundred forty-four thousand, six hundred sixteen".