505500020223502 has 16 divisors (see below), whose sum is σ = 761347274729472. Its totient is φ = 251718328828440.

The previous prime is 505500020223469. The next prime is 505500020223503. The reversal of 505500020223502 is 205322020005505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505500020223503) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 181998978 + ... + 184755589.

It is an arithmetic number, because the mean of its divisors is an integer number (47584204670592).

Almost surely, 2^{505500020223502} is an apocalyptic number.

505500020223502 is a deficient number, since it is larger than the sum of its proper divisors (255847254505970).

505500020223502 is a wasteful number, since it uses less digits than its factorization.

505500020223502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366757383.

The product of its (nonzero) digits is 30000, while the sum is 31.

The spelling of 505500020223502 in words is "five hundred five trillion, five hundred billion, twenty million, two hundred twenty-three thousand, five hundred two".