503053343502709 has 16 divisors (see below), whose sum is σ = 505813177083136. Its totient is φ = 500300572939200.

The previous prime is 503053343502701. The next prime is 503053343502713. The reversal of 503053343502709 is 907205343350305.

It is a cyclic number.

It is not a de Polignac number, because 503053343502709 - 2³ = 503053343502701 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 (503053343502701) 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, 651113374 + ... + 651885520.

It is an arithmetic number, because the mean of its divisors is an integer number (31613323567696).

Almost surely, 2^{503053343502709} is an apocalyptic number.

It is an amenable number.

503053343502709 is a deficient number, since it is larger than the sum of its proper divisors (2759833580427).

503053343502709 is a wasteful number, since it uses less digits than its factorization.

503053343502709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776716.

The product of its (nonzero) digits is 5103000, while the sum is 49.

The spelling of 503053343502709 in words is "five hundred three trillion, fifty-three billion, three hundred forty-three million, five hundred two thousand, seven hundred nine".