520667490289 has 8 divisors (see below), whose sum is σ = 522145379520. Its totient is φ = 519189754896.

The previous prime is 520667490271. The next prime is 520667490311. The reversal of 520667490289 is 982094766025.

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

It is a cyclic number.

It is not a de Polignac number, because 520667490289 - 2¹⁷ = 520667359217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520667490209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12329599 + ... + 12371755.

It is an arithmetic number, because the mean of its divisors is an integer number (65268172440).

Almost surely, 2^520667490289 is an apocalyptic number.

It is an amenable number.

520667490289 is a deficient number, since it is larger than the sum of its proper divisors (1477889231).

520667490289 is a wasteful number, since it uses less digits than its factorization.

520667490289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76919.

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 520667490289 in words is "five hundred twenty billion, six hundred sixty-seven million, four hundred ninety thousand, two hundred eighty-nine".