10505005612 has 12 divisors (see below), whose sum is σ = 18457003656. Its totient is φ = 5231576000.

The previous prime is 10505005607. The next prime is 10505005663. The reversal of 10505005612 is 21650050501.

It is a super-2 number, since 2×10505005612² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5230573 + ... + 5232580.

It is an arithmetic number, because the mean of its divisors is an integer number (1538083638).

Almost surely, 2^10505005612 is an apocalyptic number.

It is an amenable number.

10505005612 is a deficient number, since it is larger than the sum of its proper divisors (7951998044).

10505005612 is a wasteful number, since it uses less digits than its factorization.

10505005612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10463408 (or 10463406 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The spelling of 10505005612 in words is "ten billion, five hundred five million, five thousand, six hundred twelve".