27555133425144 has 96 divisors (see below), whose sum is σ = 74599305137280. Its totient is φ = 8477958483072.

The previous prime is 27555133425121. The next prime is 27555133425161. The reversal of 27555133425144 is 44152433155572.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65428347 + ... + 65848149.

It is an arithmetic number, because the mean of its divisors is an integer number (777076095180).

Almost surely, 2^{27555133425144} is an apocalyptic number.

27555133425144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27555133425144 is an abundant number, since it is smaller than the sum of its proper divisors (47044171712136).

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

27555133425144 is a wasteful number, since it uses less digits than its factorization.

27555133425144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436021 (or 436004 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 51.

The spelling of 27555133425144 in words is "twenty-seven trillion, five hundred fifty-five billion, one hundred thirty-three million, four hundred twenty-five thousand, one hundred forty-four".