10505520634326 has 16 divisors (see below), whose sum is σ = 21011173289328. Its totient is φ = 3501818208000.

The previous prime is 10505520634303. The next prime is 10505520634339. The reversal of 10505520634326 is 62343602550501.

It is a happy number.

It is a super-2 number, since 2×10505520634326² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent 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, 4450975 + ... + 6389226.

It is an arithmetic number, because the mean of its divisors is an integer number (1313198330583).

Almost surely, 2^{10505520634326} is an apocalyptic number.

10505520634326 is an abundant number, since it is smaller than the sum of its proper divisors (10505652655002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10505520634326 is a wasteful number, since it uses less digits than its factorization.

10505520634326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11001727.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 10505520634326 in words is "ten trillion, five hundred five billion, five hundred twenty million, six hundred thirty-four thousand, three hundred twenty-six".