27550055255078 has 8 divisors (see below), whose sum is σ = 43500087244920. Its totient is φ = 13050026173440.

The previous prime is 27550055255039. The next prime is 27550055255101. The reversal of 27550055255078 is 87055255005572.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362500727003 + ... + 362500727078.

It is an arithmetic number, because the mean of its divisors is an integer number (5437510905615).

Almost surely, 2^{27550055255078} is an apocalyptic number.

27550055255078 is a deficient number, since it is larger than the sum of its proper divisors (15950031989842).

27550055255078 is a wasteful number, since it uses less digits than its factorization.

27550055255078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725001454102.

The product of its (nonzero) digits is 24500000, while the sum is 56.

The spelling of 27550055255078 in words is "twenty-seven trillion, five hundred fifty billion, fifty-five million, two hundred fifty-five thousand, seventy-eight".