520000220368 has 40 divisors (see below), whose sum is σ = 1020691609056. Its totient is φ = 256602403200.

The previous prime is 520000220357. The next prime is 520000220371. The reversal of 520000220368 is 863022000025.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1087858 + ... + 1491118.

Almost surely, 2^520000220368 is an apocalyptic number.

It is an amenable number.

520000220368 is a deficient number, since it is larger than the sum of its proper divisors (500691388688).

520000220368 is a wasteful number, since it uses less digits than its factorization.

520000220368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404323 (or 404317 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The spelling of 520000220368 in words is "five hundred twenty billion, two hundred twenty thousand, three hundred sixty-eight".