10650226561 has 12 divisors (see below), whose sum is σ = 11633363476. Its totient is φ = 9692454240.

The previous prime is 10650226549. The next prime is 10650226571. The reversal of 10650226561 is 16562205601.

It can be written as a sum of positive squares in 2 ways, for example, as 2911681600 + 7738544961 = 53960^2 + 87969^2 .

It is not a de Polignac number, because 10650226561 - 2⁵ = 10650226529 is a prime.

It is a super-2 number, since 2×10650226561² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10650226511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15726 + ... + 146791.

Almost surely, 2^10650226561 is an apocalyptic number.

It is an amenable number.

10650226561 is a deficient number, since it is larger than the sum of its proper divisors (983136915).

10650226561 is an equidigital number, since it uses as much as digits as its factorization.

10650226561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162672 (or 162601 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 10650226561 in words is "ten billion, six hundred fifty million, two hundred twenty-six thousand, five hundred sixty-one".