10966551664 has 20 divisors (see below), whose sum is σ = 21316024080. Its totient is φ = 5465642240.

The previous prime is 10966551649. The next prime is 10966551667. The reversal of 10966551664 is 46615566901.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10966551667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096969 + ... + 1106920.

It is an arithmetic number, because the mean of its divisors is an integer number (1065801204).

Almost surely, 2^10966551664 is an apocalyptic number.

It is an amenable number.

10966551664 is a deficient number, since it is larger than the sum of its proper divisors (10349472416).

10966551664 is a wasteful number, since it uses less digits than its factorization.

10966551664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204208 (or 2204202 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 10966551664 in words is "ten billion, nine hundred sixty-six million, five hundred fifty-one thousand, six hundred sixty-four".