10544619969 has 27 divisors (see below), whose sum is σ = 16499133417. Its totient is φ = 6486532416.

The previous prime is 10544619949. The next prime is 10544619991. The reversal of 10544619969 is 96991644501.

The square root of 10544619969 is 102687.

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

10544619969 is a `hidden beast` number, since 1 + 0 + 5 + 446 + 199 + 6 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5000328369 + 5544291600 = 70713^2 + 74460^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10544619969 is a prime.

It is a super-2 number, since 2×10544619969² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10544619919) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4003477 + ... + 4006109.

Almost surely, 2^10544619969 is an apocalyptic number.

10544619969 is the 102687-th square number.

10544619969 is the 51344-th centered octagonal number.

It is an amenable number.

10544619969 is a deficient number, since it is larger than the sum of its proper divisors (5954513448).

10544619969 is an frugal number, since it uses more digits than its factorization.

10544619969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5298 (or 2649 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 10544619969 in words is "ten billion, five hundred forty-four million, six hundred nineteen thousand, nine hundred sixty-nine".