105503510443004 has 24 divisors (see below), whose sum is σ = 186486608043120. Its totient is φ = 52222461917184.

The previous prime is 105503510442997. The next prime is 105503510443091. The reversal of 105503510443004 is 400344015305501.

It is a super-2 number, since 2×105503510443004² (a number of 29 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 (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104432474 + ... + 105437889.

It is an arithmetic number, because the mean of its divisors is an integer number (7770275335130).

Almost surely, 2^{105503510443004} is an apocalyptic number.

It is an amenable number.

105503510443004 is a deficient number, since it is larger than the sum of its proper divisors (80983097600116).

105503510443004 is a wasteful number, since it uses less digits than its factorization.

105503510443004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209871629 (or 209871627 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 105503510443004 its reverse (400344015305501), we get a palindrome (505847525748505).

The spelling of 105503510443004 in words is "one hundred five trillion, five hundred three billion, five hundred ten million, four hundred forty-three thousand, four".