105550555504 has 20 divisors (see below), whose sum is σ = 204611162976. Its totient is φ = 52747674752.

The previous prime is 105550555493. The next prime is 105550555531. The reversal of 105550555504 is 405555055501.

It is a happy number.

It is a super-2 number, since 2×105550555504² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1693624 + ... + 1754839.

Almost surely, 2^105550555504 is an apocalyptic number.

It is an amenable number.

105550555504 is a deficient number, since it is larger than the sum of its proper divisors (99060607472).

105550555504 is a wasteful number, since it uses less digits than its factorization.

105550555504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3450384 (or 3450378 counting only the distinct ones).

The product of its (nonzero) digits is 312500, while the sum is 40.

The spelling of 105550555504 in words is "one hundred five billion, five hundred fifty million, five hundred fifty-five thousand, five hundred four".