520484649905 has 8 divisors (see below), whose sum is σ = 681361723584. Its totient is φ = 378534290800.

The previous prime is 520484649899. The next prime is 520484649911. The reversal of 520484649905 is 509946484025.

It is an interprime number because it is at equal distance from previous prime (520484649899) and next prime (520484649911).

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

It is not a de Polignac number, because 520484649905 - 2³⁴ = 503304780721 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4731678581 + ... + 4731678690.

It is an arithmetic number, because the mean of its divisors is an integer number (85170215448).

Almost surely, 2^520484649905 is an apocalyptic number.

520484649905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

520484649905 is a deficient number, since it is larger than the sum of its proper divisors (160877073679).

520484649905 is a wasteful number, since it uses less digits than its factorization.

520484649905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9463357287.

The product of its (nonzero) digits is 12441600, while the sum is 56.

The spelling of 520484649905 in words is "five hundred twenty billion, four hundred eighty-four million, six hundred forty-nine thousand, nine hundred five".