127856055 has 16 divisors (see below), whose sum is σ = 205148160. Its totient is φ = 67997088.

The previous prime is 127856051. The next prime is 127856077. The reversal of 127856055 is 550658721.

It is not a de Polignac number, because 127856055 - 2² = 127856051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127856051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6487 + ... + 17256.

It is an arithmetic number, because the mean of its divisors is an integer number (12821760).

Almost surely, 2^127856055 is an apocalyptic number.

127856055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

127856055 is a deficient number, since it is larger than the sum of its proper divisors (77292105).

127856055 is a wasteful number, since it uses less digits than its factorization.

127856055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24110.

The product of its (nonzero) digits is 84000, while the sum is 39.

The square root of 127856055 is about 11307.3451791302. The cubic root of 127856055 is about 503.7794331227.

The spelling of 127856055 in words is "one hundred twenty-seven million, eight hundred fifty-six thousand, fifty-five".