520222508902 has 16 divisors (see below), whose sum is σ = 787631760432. Its totient is φ = 257689774080.

The previous prime is 520222508849. The next prime is 520222508909. The reversal of 520222508902 is 209805222025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520222508909) 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, 2703088 + ... + 2889139.

It is an arithmetic number, because the mean of its divisors is an integer number (49226985027).

Almost surely, 2^520222508902 is an apocalyptic number.

520222508902 is a deficient number, since it is larger than the sum of its proper divisors (267409251530).

520222508902 is a wasteful number, since it uses less digits than its factorization.

520222508902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5592663.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 520222508902 in words is "five hundred twenty billion, two hundred twenty-two million, five hundred eight thousand, nine hundred two".