520550367055 has 8 divisors (see below), whose sum is σ = 624673351152. Its totient is φ = 416431686528.

The previous prime is 520550367049. The next prime is 520550367089. The reversal of 520550367055 is 550763055025.

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 520550367055 - 2⁹ = 520550366543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803514 + ... + 1298743.

It is an arithmetic number, because the mean of its divisors is an integer number (78084168894).

Almost surely, 2^520550367055 is an apocalyptic number.

520550367055 is a deficient number, since it is larger than the sum of its proper divisors (104122984097).

520550367055 is a wasteful number, since it uses less digits than its factorization.

520550367055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151785.

The product of its (nonzero) digits is 787500, while the sum is 43.

The spelling of 520550367055 in words is "five hundred twenty billion, five hundred fifty million, three hundred sixty-seven thousand, fifty-five".