1000505045966 has 64 divisors (see below), whose sum is σ = 1721274235200. Its totient is φ = 433132406784.

The previous prime is 1000505045963. The next prime is 1000505045989. The reversal of 1000505045966 is 6695405050001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000505045963) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12125000 + ... + 12207236.

It is an arithmetic number, because the mean of its divisors is an integer number (26894909925).

Almost surely, 2^{1000505045966} is an apocalyptic number.

1000505045966 is a deficient number, since it is larger than the sum of its proper divisors (720769189234).

1000505045966 is a wasteful number, since it uses less digits than its factorization.

1000505045966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82821.

The product of its (nonzero) digits is 162000, while the sum is 41.

The spelling of 1000505045966 in words is "one trillion, five hundred five million, forty-five thousand, nine hundred sixty-six".