520547476055 has 4 divisors (see below), whose sum is σ = 624656971272. Its totient is φ = 416437980840.

The previous prime is 520547476037. The next prime is 520547476063. The reversal of 520547476055 is 550674745025.

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

It is not a de Polignac number, because 520547476055 - 2⁶ = 520547475991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 520547475994 and 520547476012.

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, 52054747601 + ... + 52054747610.

It is an arithmetic number, because the mean of its divisors is an integer number (156164242818).

Almost surely, 2^520547476055 is an apocalyptic number.

520547476055 is a deficient number, since it is larger than the sum of its proper divisors (104109495217).

520547476055 is a wasteful number, since it uses less digits than its factorization.

520547476055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104109495216.

The product of its (nonzero) digits is 5880000, while the sum is 50.

The spelling of 520547476055 in words is "five hundred twenty billion, five hundred forty-seven million, four hundred seventy-six thousand, fifty-five".