27345753412 has 6 divisors (see below), whose sum is σ = 47855068478. Its totient is φ = 13672876704.

The previous prime is 27345753371. The next prime is 27345753437. The reversal of 27345753412 is 21435754372.

It can be written as a sum of positive squares in only one way, i.e., 16725214276 + 10620539136 = 129326^2 + 103056^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3418219173 + ... + 3418219180.

Almost surely, 2^27345753412 is an apocalyptic number.

It is an amenable number.

27345753412 is a deficient number, since it is larger than the sum of its proper divisors (20509315066).

27345753412 is a wasteful number, since it uses less digits than its factorization.

27345753412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6836438357 (or 6836438355 counting only the distinct ones).

The product of its digits is 705600, while the sum is 43.

The spelling of 27345753412 in words is "twenty-seven billion, three hundred forty-five million, seven hundred fifty-three thousand, four hundred twelve".