27267125713 has 4 divisors (see below), whose sum is σ = 27269125540. Its totient is φ = 27265125888.

The previous prime is 27267125689. The next prime is 27267125719. The reversal of 27267125713 is 31752176272.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4202021329 + 23065104384 = 64823^2 + 151872^2 .

It is a cyclic number.

It is not a de Polignac number, because 27267125713 - 2⁵ = 27267125681 is a prime.

It is a super-2 number, since 2×27267125713² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27267125713.

It is not an unprimeable number, because it can be changed into a prime (27267125719) 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, 979320 + ... + 1006777.

It is an arithmetic number, because the mean of its divisors is an integer number (6817281385).

Almost surely, 2^27267125713 is an apocalyptic number.

It is an amenable number.

27267125713 is a deficient number, since it is larger than the sum of its proper divisors (1999827).

27267125713 is a wasteful number, since it uses less digits than its factorization.

27267125713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999826.

The product of its digits is 246960, while the sum is 43.

The spelling of 27267125713 in words is "twenty-seven billion, two hundred sixty-seven million, one hundred twenty-five thousand, seven hundred thirteen".