520545354350144 has 28 divisors (see below), whose sum is σ = 1033063209220224. Its totient is φ = 260245963050624.

The previous prime is 520545354350069. The next prime is 520545354350201. The reversal of 520545354350144 is 441053453545025.

It is a junction number, because it is equal to n+sod(n) for n = 520545354350092 and 520545354350101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416779772 + ... + 418026875.

It is an arithmetic number, because the mean of its divisors is an integer number (36895114615008).

Almost surely, 2^{520545354350144} is an apocalyptic number.

It is an amenable number.

520545354350144 is a deficient number, since it is larger than the sum of its proper divisors (512517854870080).

520545354350144 is an equidigital number, since it uses as much as digits as its factorization.

520545354350144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834816402 (or 834816392 counting only the distinct ones).

The product of its (nonzero) digits is 14400000, while the sum is 50.

The spelling of 520545354350144 in words is "five hundred twenty trillion, five hundred forty-five billion, three hundred fifty-four million, three hundred fifty thousand, one hundred forty-four".