503425126525 has 6 divisors (see below), whose sum is σ = 624247156922. Its totient is φ = 402740101200.

The previous prime is 503425126489. The next prime is 503425126579. The reversal of 503425126525 is 525621524305.

It can be written as a sum of positive squares in 3 ways, for example, as 52900920004 + 450524206521 = 230002^2 + 671211^2 .

It is not a de Polignac number, because 503425126525 - 2¹³ = 503425118333 is a prime.

It is a Duffinian number.

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 5 ways as a sum of consecutive naturals, for example, 10068502506 + ... + 10068502555.

Almost surely, 2^503425126525 is an apocalyptic number.

It is an amenable number.

503425126525 is a deficient number, since it is larger than the sum of its proper divisors (120822030397).

503425126525 is a wasteful number, since it uses less digits than its factorization.

503425126525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20137005071 (or 20137005066 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 503425126525 in words is "five hundred three billion, four hundred twenty-five million, one hundred twenty-six thousand, five hundred twenty-five".