1050105054505 has 8 divisors (see below), whose sum is σ = 1357058839752.
Its totient is φ = 775462194048.
The previous prime is 1050105054491. The next prime is 1050105054511. The reversal of 1050105054505 is 5054505010501.
It can be written as a sum of positive squares in 4 ways, for example, as 83495569936 + 966609484569 = 288956^2 + 983163^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1050105054505 - 215 = 1050105021737 is a prime.
It is a super-2 number, since 2×10501050545052 (a number of 25 digits) contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian 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, 8077731124 + ... + 8077731253.
It is an arithmetic number, because the mean of its divisors is an integer number (169632354969).
Almost surely, 21050105054505 is an apocalyptic number.
It is an amenable number.
1050105054505 is a deficient number, since it is larger than the sum of its proper divisors (306953785247).
1050105054505 is a wasteful number, since it uses less digits than its factorization.
1050105054505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16155462395.
The product of its (nonzero) digits is 12500, while the sum is 31.
It can be divided in two parts, 105010 and 5054505, that added together give a palindrome (5159515).
The spelling of 1050105054505 in words is "one trillion, fifty billion, one hundred five million, fifty-four thousand, five hundred five".