5469933681 has 27 divisors (see below), whose sum is σ = 8019740001. Its totient is φ = 3592632384.

The previous prime is 5469933671. The next prime is 5469933691. The reversal of 5469933681 is 1863399645.

The square root of 5469933681 is 73959.

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

5469933681 is a `hidden beast` number, since 546 + 9 + 9 + 33 + 68 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (5469933671) and next prime (5469933691).

It can be written as a sum of positive squares in 4 ways, for example, as 2211350625 + 3258583056 = 47025^2 + 57084^2 .

It is not a de Polignac number, because 5469933681 - 2¹¹ = 5469931633 is a prime.

It is a super-2 number, since 2×5469933681² = 59840348949076419522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5469933611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 19746915 + ... + 19747191.

Almost surely, 2^5469933681 is an apocalyptic number.

5469933681 is the 73959-th square number.

5469933681 is the 36980-th centered octagonal number.

It is an amenable number.

5469933681 is a deficient number, since it is larger than the sum of its proper divisors (2549806320).

5469933681 is an frugal number, since it uses more digits than its factorization.

5469933681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738 (or 369 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The cubic root of 5469933681 is about 1761.9517862824.

The spelling of 5469933681 in words is "five billion, four hundred sixty-nine million, nine hundred thirty-three thousand, six hundred eighty-one".