10651181065 has 16 divisors (see below), whose sum is σ = 14609249280. Its totient is φ = 7302709440.

The previous prime is 10651181059. The next prime is 10651181069. The reversal of 10651181065 is 56018115601.

It is a happy number.

It is not a de Polignac number, because 10651181065 - 2¹⁵ = 10651148297 is a prime.

It is a super-2 number, since 2×10651181065² (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 10651181065.

It is not an unprimeable number, because it can be changed into a prime (10651181069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 344671 + ... + 374299.

It is an arithmetic number, because the mean of its divisors is an integer number (913078080).

Almost surely, 2^10651181065 is an apocalyptic number.

It is an amenable number.

10651181065 is a deficient number, since it is larger than the sum of its proper divisors (3958068215).

10651181065 is a wasteful number, since it uses less digits than its factorization.

10651181065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39912.

The product of its (nonzero) digits is 7200, while the sum is 34.

Adding to 10651181065 its reverse (56018115601), we get a palindrome (66669296666).

The spelling of 10651181065 in words is "ten billion, six hundred fifty-one million, one hundred eighty-one thousand, sixty-five".