503426663240 has 16 divisors (see below), whose sum is σ = 1132709992380. Its totient is φ = 201370665280.

The previous prime is 503426663213. The next prime is 503426663293. The reversal of 503426663240 is 42366624305.

It can be written as a sum of positive squares in 2 ways, for example, as 492262204996 + 11164458244 = 701614^2 + 105662^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6292833251 + ... + 6292833330.

Almost surely, 2^503426663240 is an apocalyptic number.

It is an amenable number.

503426663240 is an abundant number, since it is smaller than the sum of its proper divisors (629283329140).

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

503426663240 is a wasteful number, since it uses less digits than its factorization.

503426663240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12585666592 (or 12585666588 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 41.

The spelling of 503426663240 in words is "five hundred three billion, four hundred twenty-six million, six hundred sixty-three thousand, two hundred forty".