27234720700765 has 4 divisors (see below), whose sum is σ = 32681664840924. Its totient is φ = 21787776560608.

The previous prime is 27234720700723. The next prime is 27234720700769. The reversal of 27234720700765 is 56700702743272.

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 14752497446404 + 12482223254361 = 3840898^2 + 3533019^2 .

It is a cyclic number.

It is not a de Polignac number, because 27234720700765 - 2²¹ = 27234718603613 is a prime.

It is a super-2 number, since 2×27234720700765² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27234720700769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2723472070072 + ... + 2723472070081.

It is an arithmetic number, because the mean of its divisors is an integer number (8170416210231).

Almost surely, 2^{27234720700765} is an apocalyptic number.

It is an amenable number.

27234720700765 is a deficient number, since it is larger than the sum of its proper divisors (5446944140159).

27234720700765 is an equidigital number, since it uses as much as digits as its factorization.

27234720700765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5446944140158.

The product of its (nonzero) digits is 6914880, while the sum is 52.

The spelling of 27234720700765 in words is "twenty-seven trillion, two hundred thirty-four billion, seven hundred twenty million, seven hundred thousand, seven hundred sixty-five".