1001050500505 has 16 divisors (see below), whose sum is σ = 1310561570304. Its totient is φ = 727983694080.

The previous prime is 1001050500487. The next prime is 1001050500509. The reversal of 1001050500505 is 5050050501001.

It is a de Polignac number, because none of the positive numbers 2^k-1001050500505 is a prime.

It is a super-2 number, since 2×1001050500505² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001050500509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 107032 + ... + 1418998.

It is an arithmetic number, because the mean of its divisors is an integer number (81910098144).

Almost surely, 2^{1001050500505} is an apocalyptic number.

It is an amenable number.

1001050500505 is a deficient number, since it is larger than the sum of its proper divisors (309511069799).

1001050500505 is a wasteful number, since it uses less digits than its factorization.

1001050500505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325856.

The product of its (nonzero) digits is 625, while the sum is 22.

The spelling of 1001050500505 in words is "one trillion, one billion, fifty million, five hundred thousand, five hundred five".