27405256606753 has 8 divisors (see below), whose sum is σ = 27548506290816. Its totient is φ = 27262316653200.

The previous prime is 27405256606733. The next prime is 27405256606759. The reversal of 27405256606753 is 35760665250472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27405256606753 - 2¹³ = 27405256598561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27405256606759) 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 7 ways as a sum of consecutive naturals, for example, 77255203 + ... + 77609128.

It is an arithmetic number, because the mean of its divisors is an integer number (3443563286352).

Almost surely, 2^{27405256606753} is an apocalyptic number.

It is an amenable number.

27405256606753 is a deficient number, since it is larger than the sum of its proper divisors (143249684063).

27405256606753 is a wasteful number, since it uses less digits than its factorization.

27405256606753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154865255.

The product of its (nonzero) digits is 63504000, while the sum is 58.

The spelling of 27405256606753 in words is "twenty-seven trillion, four hundred five billion, two hundred fifty-six million, six hundred six thousand, seven hundred fifty-three".