10646622217 has 16 divisors (see below), whose sum is σ = 13378240512. Its totient is φ = 8230738320.

The previous prime is 10646622199. The next prime is 10646622253. The reversal of 10646622217 is 71222664601.

It is not a de Polignac number, because 10646622217 - 2¹⁵ = 10646589449 is a prime.

It is a super-2 number, since 2×10646622217² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10646622277) 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, 534583 + ... + 554140.

It is an arithmetic number, because the mean of its divisors is an integer number (836140032).

Almost surely, 2^10646622217 is an apocalyptic number.

It is an amenable number.

10646622217 is a deficient number, since it is larger than the sum of its proper divisors (2731618295).

10646622217 is a wasteful number, since it uses less digits than its factorization.

10646622217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088868.

The product of its (nonzero) digits is 48384, while the sum is 37.

The spelling of 10646622217 in words is "ten billion, six hundred forty-six million, six hundred twenty-two thousand, two hundred seventeen".