10646969656 has 32 divisors (see below), whose sum is σ = 21164976000. Its totient is φ = 5007008736.

The previous prime is 10646969651. The next prime is 10646969741. The reversal of 10646969656 is 65696964601.

It is a super-2 number, since 2×10646969656² (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 10646969656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10646969651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230836 + ... + 273091.

It is an arithmetic number, because the mean of its divisors is an integer number (661405500).

Almost surely, 2^10646969656 is an apocalyptic number.

It is an amenable number.

10646969656 is a deficient number, since it is larger than the sum of its proper divisors (10518006344).

10646969656 is a wasteful number, since it uses less digits than its factorization.

10646969656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504091 (or 504087 counting only the distinct ones).

The product of its (nonzero) digits is 12597120, while the sum is 58.

The spelling of 10646969656 in words is "ten billion, six hundred forty-six million, nine hundred sixty-nine thousand, six hundred fifty-six".