503000305075 has 12 divisors (see below), whose sum is σ = 625725919728. Its totient is φ = 401106346400.

The previous prime is 503000305057. The next prime is 503000305079. The reversal of 503000305075 is 570503000305.

It is a de Polignac number, because none of the positive numbers 2^k-503000305075 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503000305079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32339512 + ... + 32355061.

It is an arithmetic number, because the mean of its divisors is an integer number (52143826644).

Almost surely, 2^503000305075 is an apocalyptic number.

503000305075 is a deficient number, since it is larger than the sum of its proper divisors (122725614653).

503000305075 is a wasteful number, since it uses less digits than its factorization.

503000305075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64694894 (or 64694889 counting only the distinct ones).

The product of its (nonzero) digits is 7875, while the sum is 28.

The spelling of 503000305075 in words is "five hundred three billion, three hundred five thousand, seventy-five".