503234365645 has 16 divisors (see below), whose sum is σ = 662724332928. Its totient is φ = 363797074240.

The previous prime is 503234365603. The next prime is 503234365717. The reversal of 503234365645 is 546563432305.

It is not a de Polignac number, because 503234365645 - 2²¹ = 503232268493 is a prime.

It is a super-3 number, since 3×503234365645³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 503234365595 and 503234365604.

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 15 ways as a sum of consecutive naturals, for example, 27385174 + ... + 27403543.

It is an arithmetic number, because the mean of its divisors is an integer number (41420270808).

Almost surely, 2^503234365645 is an apocalyptic number.

503234365645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

503234365645 is a deficient number, since it is larger than the sum of its proper divisors (159489967283).

503234365645 is a wasteful number, since it uses less digits than its factorization.

503234365645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54788900.

The product of its (nonzero) digits is 3888000, while the sum is 46.

The spelling of 503234365645 in words is "five hundred three billion, two hundred thirty-four million, three hundred sixty-five thousand, six hundred forty-five".