27055687470 has 64 divisors (see below), whose sum is σ = 74242054656. Its totient is φ = 6181476480.

The previous prime is 27055687453. The next prime is 27055687481. The reversal of 27055687470 is 7478655072.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 479592 + ... + 533028.

It is an arithmetic number, because the mean of its divisors is an integer number (1160032104).

Almost surely, 2^27055687470 is an apocalyptic number.

27055687470 is an abundant number, since it is smaller than the sum of its proper divisors (47186367186).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27055687470 is a wasteful number, since it uses less digits than its factorization.

27055687470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55865.

The product of its (nonzero) digits is 3292800, while the sum is 51.

The spelling of 27055687470 in words is "twenty-seven billion, fifty-five million, six hundred eighty-seven thousand, four hundred seventy".