27056450501 has 4 divisors (see below), whose sum is σ = 27057187500. Its totient is φ = 27055713504.

The previous prime is 27056450489. The next prime is 27056450527. The reversal of 27056450501 is 10505465072.

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 22371184900 + 4685265601 = 149570^2 + 68449^2 .

It is a cyclic number.

It is not a de Polignac number, because 27056450501 - 2⁶ = 27056450437 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 (27056450101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310376 + ... + 387873.

It is an arithmetic number, because the mean of its divisors is an integer number (6764296875).

Almost surely, 2^27056450501 is an apocalyptic number.

It is an amenable number.

27056450501 is a deficient number, since it is larger than the sum of its proper divisors (736999).

27056450501 is an equidigital number, since it uses as much as digits as its factorization.

27056450501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736998.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 27056450501 in words is "twenty-seven billion, fifty-six million, four hundred fifty thousand, five hundred one".