503611343045 has 16 divisors (see below), whose sum is σ = 629884849152. Its totient is φ = 386107274880.

The previous prime is 503611342957. The next prime is 503611343063. The reversal of 503611343045 is 540343116305.

It is not a de Polignac number, because 503611343045 - 2¹⁰ = 503611342021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503611342996 and 503611343014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15756392 + ... + 15788321.

It is an arithmetic number, because the mean of its divisors is an integer number (39367803072).

Almost surely, 2^503611343045 is an apocalyptic number.

It is an amenable number.

503611343045 is a deficient number, since it is larger than the sum of its proper divisors (126273506107).

503611343045 is a wasteful number, since it uses less digits than its factorization.

503611343045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31544852.

The product of its (nonzero) digits is 64800, while the sum is 35.

The spelling of 503611343045 in words is "five hundred three billion, six hundred eleven million, three hundred forty-three thousand, forty-five".