503486499445 has 4 divisors (see below), whose sum is σ = 604183799340. Its totient is φ = 402789199552.

The previous prime is 503486499409. The next prime is 503486499457. The reversal of 503486499445 is 544994684305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 275172635761 + 228313863684 = 524569^2 + 477822^2 .

It is a cyclic number.

It is not a de Polignac number, because 503486499445 - 2²⁵ = 503452945013 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50348649940 + ... + 50348649949.

It is an arithmetic number, because the mean of its divisors is an integer number (151045949835).

Almost surely, 2^503486499445 is an apocalyptic number.

It is an amenable number.

503486499445 is a deficient number, since it is larger than the sum of its proper divisors (100697299895).

503486499445 is a wasteful number, since it uses less digits than its factorization.

503486499445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100697299894.

The product of its (nonzero) digits is 74649600, while the sum is 61.

The spelling of 503486499445 in words is "five hundred three billion, four hundred eighty-six million, four hundred ninety-nine thousand, four hundred forty-five".