27552194066 has 16 divisors (see below), whose sum is σ = 44021408256. Its totient is φ = 12888096576.

The previous prime is 27552194039. The next prime is 27552194069. The reversal of 27552194066 is 66049125572.

It is a super-2 number, since 2×27552194066² (a number of 22 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 27552194066.

It is not an unprimeable number, because it can be changed into a prime (27552194069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2420546 + ... + 2431901.

It is an arithmetic number, because the mean of its divisors is an integer number (2751338016).

Almost surely, 2^27552194066 is an apocalyptic number.

27552194066 is a deficient number, since it is larger than the sum of its proper divisors (16469214190).

27552194066 is a wasteful number, since it uses less digits than its factorization.

27552194066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4852633.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 27552194066 in words is "twenty-seven billion, five hundred fifty-two million, one hundred ninety-four thousand, sixty-six".