503347663136 has 12 divisors (see below), whose sum is σ = 990965711862. Its totient is φ = 251673831552.

The previous prime is 503347663123. The next prime is 503347663141. The reversal of 503347663136 is 631366743305.

It can be written as a sum of positive squares in only one way, i.e., 399985413136 + 103362250000 = 632444^2 + 321500^2 .

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 as a sum of consecutive naturals, namely, 7864807205 + ... + 7864807268.

Almost surely, 2^503347663136 is an apocalyptic number.

It is an amenable number.

503347663136 is a deficient number, since it is larger than the sum of its proper divisors (487618048726).

503347663136 is a wasteful number, since it uses less digits than its factorization.

503347663136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15729614483 (or 15729614475 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 47.

The spelling of 503347663136 in words is "five hundred three billion, three hundred forty-seven million, six hundred sixty-three thousand, one hundred thirty-six".