503053220335432 has 128 divisors (see below), whose sum is σ = 1043884283904000. Its totient is φ = 225801492860160.

The previous prime is 503053220335387. The next prime is 503053220335459. The reversal of 503053220335432 is 234533022350305.

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 31 ways as a sum of consecutive naturals, for example, 10037150869 + ... + 10037200987.

It is an arithmetic number, because the mean of its divisors is an integer number (8155345968000).

Almost surely, 2^{503053220335432} is an apocalyptic number.

503053220335432 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503053220335432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (521942141952000).

503053220335432 is an abundant number, since it is smaller than the sum of its proper divisors (540831063568568).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

503053220335432 is a wasteful number, since it uses less digits than its factorization.

503053220335432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59811 (or 59807 counting only the distinct ones).

The product of its (nonzero) digits is 972000, while the sum is 40.

Adding to 503053220335432 its reverse (234533022350305), we get a palindrome (737586242685737).

The spelling of 503053220335432 in words is "five hundred three trillion, fifty-three billion, two hundred twenty million, three hundred thirty-five thousand, four hundred thirty-two".