27135347624765 has 32 divisors (see below), whose sum is σ = 33109422541056. Its totient is φ = 21345311070720.

The previous prime is 27135347624761. The next prime is 27135347624771. The reversal of 27135347624765 is 56742674353172.

It is not a de Polignac number, because 27135347624765 - 2² = 27135347624761 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 27135347624698 and 27135347624707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27135347624761) 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 31 ways as a sum of consecutive naturals, for example, 231604139 + ... + 231721271.

It is an arithmetic number, because the mean of its divisors is an integer number (1034669454408).

Almost surely, 2^{27135347624765} is an apocalyptic number.

It is an amenable number.

27135347624765 is a deficient number, since it is larger than the sum of its proper divisors (5974074916291).

27135347624765 is a wasteful number, since it uses less digits than its factorization.

27135347624765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118949.

The product of its digits is 177811200, while the sum is 62.

The spelling of 27135347624765 in words is "twenty-seven trillion, one hundred thirty-five billion, three hundred forty-seven million, six hundred twenty-four thousand, seven hundred sixty-five".