10513211572 has 6 divisors (see below), whose sum is σ = 18398120258. Its totient is φ = 5256605784.

The previous prime is 10513211563. The next prime is 10513211617. The reversal of 10513211572 is 27511231501.

It can be written as a sum of positive squares in only one way, i.e., 10494773136 + 18438436 = 102444^2 + 4294^2 .

It is a super-2 number, since 2×10513211572² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10513211572.

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, 1314151443 + ... + 1314151450.

Almost surely, 2^10513211572 is an apocalyptic number.

It is an amenable number.

10513211572 is a deficient number, since it is larger than the sum of its proper divisors (7884908686).

10513211572 is a wasteful number, since it uses less digits than its factorization.

10513211572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2628302897 (or 2628302895 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The spelling of 10513211572 in words is "ten billion, five hundred thirteen million, two hundred eleven thousand, five hundred seventy-two".