520963351426 has 8 divisors (see below), whose sum is σ = 893080031040. Its totient is φ = 223270007748.

The previous prime is 520963351397. The next prime is 520963351463. The reversal of 520963351426 is 624153369025.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18605833966 + ... + 18605833993.

It is an arithmetic number, because the mean of its divisors is an integer number (111635003880).

Almost surely, 2^520963351426 is an apocalyptic number.

520963351426 is a deficient number, since it is larger than the sum of its proper divisors (372116679614).

520963351426 is a wasteful number, since it uses less digits than its factorization.

520963351426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37211667968.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 520963351426 in words is "five hundred twenty billion, nine hundred sixty-three million, three hundred fifty-one thousand, four hundred twenty-six".