105512663404 has 12 divisors (see below), whose sum is σ = 185058405000. Its totient is φ = 52638833408.

The previous prime is 105512663401. The next prime is 105512663429. The reversal of 105512663404 is 404366215501.

It is a super-2 number, since 2×105512663404² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105512663401) by changing a digit.

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, 29372554 + ... + 29376145.

It is an arithmetic number, because the mean of its divisors is an integer number (15421533750).

Almost surely, 2^105512663404 is an apocalyptic number.

It is an amenable number.

105512663404 is a deficient number, since it is larger than the sum of its proper divisors (79545741596).

105512663404 is a wasteful number, since it uses less digits than its factorization.

105512663404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58749152 (or 58749150 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 105512663404 its reverse (404366215501), we get a palindrome (509878878905).

The spelling of 105512663404 in words is "one hundred five billion, five hundred twelve million, six hundred sixty-three thousand, four hundred four".