503073203507375 has 16 divisors (see below), whose sum is σ = 629179759245024. Its totient is φ = 401596767121600.

The previous prime is 503073203507327. The next prime is 503073203507377. The reversal of 503073203507375 is 573705302370305.

It is a happy number.

It is not a de Polignac number, because 503073203507375 - 2²⁸ = 503072935071919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503073203507377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4308919814 + ... + 4309036563.

It is an arithmetic number, because the mean of its divisors is an integer number (39323734952814).

Almost surely, 2^{503073203507375} is an apocalyptic number.

503073203507375 is a deficient number, since it is larger than the sum of its proper divisors (126106555737649).

503073203507375 is an equidigital number, since it uses as much as digits as its factorization.

503073203507375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8617956859 (or 8617956849 counting only the distinct ones).

The product of its (nonzero) digits is 6945750, while the sum is 50.

The spelling of 503073203507375 in words is "five hundred three trillion, seventy-three billion, two hundred three million, five hundred seven thousand, three hundred seventy-five".