27775525255503 has 8 divisors (see below), whose sum is σ = 37034082881328. Its totient is φ = 18516992233344.

The previous prime is 27775525255487. The next prime is 27775525255591. The reversal of 27775525255503 is 30555252557772.

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

It is not a de Polignac number, because 27775525255503 - 2⁴ = 27775525255487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27775525255703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3332250 + ... + 8164247.

It is an arithmetic number, because the mean of its divisors is an integer number (4629260360166).

Almost surely, 2^{27775525255503} is an apocalyptic number.

27775525255503 is a deficient number, since it is larger than the sum of its proper divisors (9258557625825).

27775525255503 is a wasteful number, since it uses less digits than its factorization.

27775525255503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12301833.

The product of its (nonzero) digits is 128625000, while the sum is 60.

The spelling of 27775525255503 in words is "twenty-seven trillion, seven hundred seventy-five billion, five hundred twenty-five million, two hundred fifty-five thousand, five hundred three".