105485553616 has 40 divisors (see below), whose sum is σ = 207470641664. Its totient is φ = 51945062400.

The previous prime is 105485553533. The next prime is 105485553629. The reversal of 105485553616 is 616355584501.

It is a happy number.

It is a super-2 number, since 2×105485553616² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105485553616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9804496 + ... + 9815248.

Almost surely, 2^105485553616 is an apocalyptic number.

105485553616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

105485553616 is a deficient number, since it is larger than the sum of its proper divisors (101985088048).

105485553616 is a wasteful number, since it uses less digits than its factorization.

105485553616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19979 (or 19973 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 49.

The spelling of 105485553616 in words is "one hundred five billion, four hundred eighty-five million, five hundred fifty-three thousand, six hundred sixteen".