520552056322416 has 20 divisors (see below), whose sum is σ = 1344759478833032. Its totient is φ = 173517352107456.

The previous prime is 520552056322411. The next prime is 520552056322453. The reversal of 520552056322416 is 614223650255025.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 10844834506717 = 520552056322416 / (5 + 2 + 0 + 5 + 5 + 2 + 0 + 5 + 6 + 3 + 2 + 2 + 4 + 1 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520552056322411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5422417253311 + ... + 5422417253406.

Almost surely, 2^{520552056322416} is an apocalyptic number.

It is an amenable number.

520552056322416 is an abundant number, since it is smaller than the sum of its proper divisors (824207422510616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520552056322416 is a wasteful number, since it uses less digits than its factorization.

520552056322416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10844834506728 (or 10844834506722 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 48.

The spelling of 520552056322416 in words is "five hundred twenty trillion, five hundred fifty-two billion, fifty-six million, three hundred twenty-two thousand, four hundred sixteen".