503025532561 has 8 divisors (see below), whose sum is σ = 504637700544. Its totient is φ = 501413524560.

The previous prime is 503025532501. The next prime is 503025532577. The reversal of 503025532561 is 165235520305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-503025532561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 503025532561.

It is not an unprimeable number, because it can be changed into a prime (503025532501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12483316 + ... + 12523546.

It is an arithmetic number, because the mean of its divisors is an integer number (63079712568).

Almost surely, 2^503025532561 is an apocalyptic number.

It is an amenable number.

503025532561 is a deficient number, since it is larger than the sum of its proper divisors (1612167983).

503025532561 is a wasteful number, since it uses less digits than its factorization.

503025532561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79991.

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 503025532561 in words is "five hundred three billion, twenty-five million, five hundred thirty-two thousand, five hundred sixty-one".