27600989346 has 24 divisors (see below), whose sum is σ = 68345307264. Its totient is φ = 7885996920.

The previous prime is 27600989333. The next prime is 27600989347. The reversal of 27600989346 is 64398900672.

It is a happy number.

27600989346 is a `hidden beast` number, since 27 + 600 + 9 + 8 + 9 + 3 + 4 + 6 = 666.

It is a super-2 number, since 2×27600989346² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 27600989292 and 27600989301.

It is not an unprimeable number, because it can be changed into a prime (27600989347) 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 11 ways as a sum of consecutive naturals, for example, 109527610 + ... + 109527861.

It is an arithmetic number, because the mean of its divisors is an integer number (2847721136).

Almost surely, 2^27600989346 is an apocalyptic number.

27600989346 is an abundant number, since it is smaller than the sum of its proper divisors (40744317918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27600989346 is a wasteful number, since it uses less digits than its factorization.

27600989346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219055486 (or 219055483 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 27600989346 in words is "twenty-seven billion, six hundred million, nine hundred eighty-nine thousand, three hundred forty-six".