655216345014503 has 4 divisors (see below), whose sum is σ = 689701415804760. Its totient is φ = 620731274224248.

The previous prime is 655216345014467. The next prime is 655216345014557. The reversal of 655216345014503 is 305410543612556.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 655216345014503 - 2⁸ = 655216345014247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655216345014703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17242535395100 + ... + 17242535395137.

It is an arithmetic number, because the mean of its divisors is an integer number (172425353951190).

Almost surely, 2^{655216345014503} is an apocalyptic number.

655216345014503 is a deficient number, since it is larger than the sum of its proper divisors (34485070790257).

655216345014503 is a wasteful number, since it uses less digits than its factorization.

655216345014503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34485070790256.

The product of its (nonzero) digits is 6480000, while the sum is 50.

The spelling of 655216345014503 in words is "six hundred fifty-five trillion, two hundred sixteen billion, three hundred forty-five million, fourteen thousand, five hundred three".