501213355532 has 12 divisors (see below), whose sum is σ = 877358741280. Its totient is φ = 250539429456.

The previous prime is 501213355501. The next prime is 501213355583. The reversal of 501213355532 is 235553312105.

It is a junction number, because it is equal to n+sod(n) for n = 501213355492 and 501213355501.

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 3 ways as a sum of consecutive naturals, for example, 16795307 + ... + 16825122.

It is an arithmetic number, because the mean of its divisors is an integer number (73113228440).

Almost surely, 2^501213355532 is an apocalyptic number.

It is an amenable number.

501213355532 is a deficient number, since it is larger than the sum of its proper divisors (376145385748).

501213355532 is a wasteful number, since it uses less digits than its factorization.

501213355532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33624160 (or 33624158 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 501213355532 its reverse (235553312105), we get a palindrome (736766667637).

The spelling of 501213355532 in words is "five hundred one billion, two hundred thirteen million, three hundred fifty-five thousand, five hundred thirty-two".