27311801039 has 4 divisors (see below), whose sum is σ = 27567051624. Its totient is φ = 27056550456.

The previous prime is 27311801029. The next prime is 27311801107. The reversal of 27311801039 is 93010811372.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27311801039 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 (27311801029) 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, 127625132 + ... + 127625345.

It is an arithmetic number, because the mean of its divisors is an integer number (6891762906).

Almost surely, 2^27311801039 is an apocalyptic number.

27311801039 is a deficient number, since it is larger than the sum of its proper divisors (255250585).

27311801039 is a wasteful number, since it uses less digits than its factorization.

27311801039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255250584.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 27311801039 in words is "twenty-seven billion, three hundred eleven million, eight hundred one thousand, thirty-nine".