27617729332 has 6 divisors (see below), whose sum is σ = 48331026338. Its totient is φ = 13808864664.

The previous prime is 27617729327. The next prime is 27617729333. The reversal of 27617729332 is 23392771672.

It can be written as a sum of positive squares in only one way, i.e., 27262632996 + 355096336 = 165114^2 + 18844^2 .

It is a super-2 number, since 2×27617729332² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27617729333) 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 as a sum of consecutive naturals, namely, 3452216163 + ... + 3452216170.

Almost surely, 2^27617729332 is an apocalyptic number.

It is an amenable number.

27617729332 is a deficient number, since it is larger than the sum of its proper divisors (20713297006).

27617729332 is a wasteful number, since it uses less digits than its factorization.

27617729332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6904432337 (or 6904432335 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 49.

The spelling of 27617729332 in words is "twenty-seven billion, six hundred seventeen million, seven hundred twenty-nine thousand, three hundred thirty-two".