27012265151 has 4 divisors (see below), whose sum is σ = 27943722600. Its totient is φ = 26080807704.

The previous prime is 27012265129. The next prime is 27012265171. The reversal of 27012265151 is 15156221072.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27012265151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27012265171) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 465728681 + ... + 465728738.

It is an arithmetic number, because the mean of its divisors is an integer number (6985930650).

Almost surely, 2^27012265151 is an apocalyptic number.

27012265151 is a deficient number, since it is larger than the sum of its proper divisors (931457449).

27012265151 is an equidigital number, since it uses as much as digits as its factorization.

27012265151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 931457448.

The product of its (nonzero) digits is 8400, while the sum is 32.

The spelling of 27012265151 in words is "twenty-seven billion, twelve million, two hundred sixty-five thousand, one hundred fifty-one".