10511605012 has 6 divisors (see below), whose sum is σ = 18395308778. Its totient is φ = 5255802504.

The previous prime is 10511605001. The next prime is 10511605067. The reversal of 10511605012 is 21050611501.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10511580676 + 24336 = 102526^2 + 156^2 .

It is a super-2 number, since 2×10511605012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313950623 + ... + 1313950630.

Almost surely, 2^10511605012 is an apocalyptic number.

It is an amenable number.

10511605012 is a deficient number, since it is larger than the sum of its proper divisors (7883703766).

10511605012 is a wasteful number, since it uses less digits than its factorization.

10511605012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2627901257 (or 2627901255 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 22.

The spelling of 10511605012 in words is "ten billion, five hundred eleven million, six hundred five thousand, twelve".