503425644655 has 32 divisors (see below), whose sum is σ = 652365031680. Its totient is φ = 371550190080.

The previous prime is 503425644653. The next prime is 503425644671. The reversal of 503425644655 is 556446524305.

It is not a de Polignac number, because 503425644655 - 2¹ = 503425644653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 503425644599 and 503425644608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503425644653) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1595560 + ... + 1884850.

It is an arithmetic number, because the mean of its divisors is an integer number (20386407240).

Almost surely, 2^503425644655 is an apocalyptic number.

503425644655 is a deficient number, since it is larger than the sum of its proper divisors (148939387025).

503425644655 is a wasteful number, since it uses less digits than its factorization.

503425644655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289719.

The product of its (nonzero) digits is 8640000, while the sum is 49.

The spelling of 503425644655 in words is "five hundred three billion, four hundred twenty-five million, six hundred forty-four thousand, six hundred fifty-five".