503404023325 has 48 divisors (see below), whose sum is σ = 748105332480. Its totient is φ = 328722347520.

The previous prime is 503404023313. The next prime is 503404023349. The reversal of 503404023325 is 523320404305.

It is not a de Polignac number, because 503404023325 - 2⁷ = 503404023197 is a prime.

It is a super-2 number, since 2×503404023325² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 308929 + ... + 1049878.

It is an arithmetic number, because the mean of its divisors is an integer number (15585527760).

Almost surely, 2^503404023325 is an apocalyptic number.

It is an amenable number.

503404023325 is a deficient number, since it is larger than the sum of its proper divisors (244701309155).

503404023325 is a wasteful number, since it uses less digits than its factorization.

503404023325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358926 (or 1358921 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

The spelling of 503404023325 in words is "five hundred three billion, four hundred four million, twenty-three thousand, three hundred twenty-five".