27775614013 has 4 divisors (see below), whose sum is σ = 31743558880. Its totient is φ = 23807669148.

The previous prime is 27775613989. The next prime is 27775614043. The reversal of 27775614013 is 31041657772.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27775614013 - 2⁹ = 27775613501 is a prime.

It is a super-3 number, since 3×27775614013³ (a number of 32 digits) contains 333 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 (27775614043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1983972423 + ... + 1983972436.

It is an arithmetic number, because the mean of its divisors is an integer number (7935889720).

Almost surely, 2^27775614013 is an apocalyptic number.

It is an amenable number.

27775614013 is a deficient number, since it is larger than the sum of its proper divisors (3967944867).

27775614013 is an equidigital number, since it uses as much as digits as its factorization.

27775614013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3967944866.

The product of its (nonzero) digits is 246960, while the sum is 43.

The spelling of 27775614013 in words is "twenty-seven billion, seven hundred seventy-five million, six hundred fourteen thousand, thirteen".