27555005005 has 16 divisors (see below), whose sum is σ = 37046928384. Its totient is φ = 19498380480.

The previous prime is 27555004993. The next prime is 27555005017. The reversal of 27555005005 is 50050055572.

It is an interprime number because it is at equal distance from previous prime (27555004993) and next prime (27555005017).

It is not a de Polignac number, because 27555005005 - 2²³ = 27546616397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6768237 + ... + 6772306.

It is an arithmetic number, because the mean of its divisors is an integer number (2315433024).

Almost surely, 2^27555005005 is an apocalyptic number.

It is an amenable number.

27555005005 is a deficient number, since it is larger than the sum of its proper divisors (9491923379).

27555005005 is a wasteful number, since it uses less digits than its factorization.

27555005005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13540596.

The product of its (nonzero) digits is 43750, while the sum is 34.

The spelling of 27555005005 in words is "twenty-seven billion, five hundred fifty-five million, five thousand, five".