105503404011434 has 16 divisors (see below), whose sum is σ = 185922082594080. Its totient is φ = 44267162522160.

The previous prime is 105503404011413. The next prime is 105503404011449. The reversal of 105503404011434 is 434110404305501.

It is a super-2 number, since 2×105503404011434² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105503404011394 and 105503404011403.

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, 184446510224 + ... + 184446510795.

It is an arithmetic number, because the mean of its divisors is an integer number (11620130162130).

Almost surely, 2^{105503404011434} is an apocalyptic number.

105503404011434 is a deficient number, since it is larger than the sum of its proper divisors (80418678582646).

105503404011434 is a wasteful number, since it uses less digits than its factorization.

105503404011434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368893021045.

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 105503404011434 its reverse (434110404305501), we get a palindrome (539613808316935).

The spelling of 105503404011434 in words is "one hundred five trillion, five hundred three billion, four hundred four million, eleven thousand, four hundred thirty-four".