27311440412 has 6 divisors (see below), whose sum is σ = 47795020728. Its totient is φ = 13655720204.

The previous prime is 27311440379. The next prime is 27311440451. The reversal of 27311440412 is 21404411372.

It is a congruent number.

It is an unprimeable number.

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, 3413930048 + ... + 3413930055.

It is an arithmetic number, because the mean of its divisors is an integer number (7965836788).

Almost surely, 2^27311440412 is an apocalyptic number.

It is an amenable number.

27311440412 is a deficient number, since it is larger than the sum of its proper divisors (20483580316).

27311440412 is a wasteful number, since it uses less digits than its factorization.

27311440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6827860107 (or 6827860105 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

Adding to 27311440412 its reverse (21404411372), we get a palindrome (48715851784).

The spelling of 27311440412 in words is "twenty-seven billion, three hundred eleven million, four hundred forty thousand, four hundred twelve".