216627352055 has 8 divisors (see below), whose sum is σ = 275244165072. Its totient is φ = 163107653248.

The previous prime is 216627352033. The next prime is 216627352057. The reversal of 216627352055 is 550253726612.

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

It is a cyclic number.

It is not a de Polignac number, because 216627352055 - 2¹⁴ = 216627335671 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 216627351997 and 216627352015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216627352057) 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, 1274278457 + ... + 1274278626.

It is an arithmetic number, because the mean of its divisors is an integer number (34405520634).

Almost surely, 2^216627352055 is an apocalyptic number.

216627352055 is a deficient number, since it is larger than the sum of its proper divisors (58616813017).

216627352055 is a wasteful number, since it uses less digits than its factorization.

216627352055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2548557105.

The product of its (nonzero) digits is 756000, while the sum is 44.

The spelling of 216627352055 in words is "two hundred sixteen billion, six hundred twenty-seven million, three hundred fifty-two thousand, fifty-five".