520455005 has 8 divisors (see below), whose sum is σ = 713766912. Its totient is φ = 356883408.

The previous prime is 520454969. The next prime is 520455007. The reversal of 520455005 is 500554025.

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

It is not a de Polignac number, because 520455005 - 2²⁰ = 519406429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520455007) 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, 7435037 + ... + 7435106.

It is an arithmetic number, because the mean of its divisors is an integer number (89220864).

Almost surely, 2^520455005 is an apocalyptic number.

It is an amenable number.

520455005 is a deficient number, since it is larger than the sum of its proper divisors (193311907).

520455005 is a wasteful number, since it uses less digits than its factorization.

520455005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14870155.

The product of its (nonzero) digits is 5000, while the sum is 26.

The square root of 520455005 is about 22813.4829651239. The cubic root of 520455005 is about 804.3796282547.

The spelling of 520455005 in words is "five hundred twenty million, four hundred fifty-five thousand, five".