10766552644 has 27 divisors (see below), whose sum is σ = 19524490167. Its totient is φ = 5194740768.

The previous prime is 10766552639. The next prime is 10766552647. The reversal of 10766552644 is 44625566701.

The square root of 10766552644 is 103762.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 3162712644 + 7603840000 = 56238^2 + 87200^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10766552594 and 10766552603.

It is not an unprimeable number, because it can be changed into a prime (10766552647) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6017302 + ... + 6019090.

Almost surely, 2^10766552644 is an apocalyptic number.

10766552644 is the 103762-nd square number.

It is an amenable number.

10766552644 is a deficient number, since it is larger than the sum of its proper divisors (8757937523).

10766552644 is an frugal number, since it uses more digits than its factorization.

10766552644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640 (or 1820 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 10766552644 in words is "ten billion, seven hundred sixty-six million, five hundred fifty-two thousand, six hundred forty-four".