503796967538 has 8 divisors (see below), whose sum is σ = 755698650732. Its totient is φ = 251897417296.

The previous prime is 503796967507. The next prime is 503796967543. The reversal of 503796967538 is 835769697305.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 489220510249 + 14576457289 = 699443^2 + 120733^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×503796967538² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 349556 + ... + 1062912.

Almost surely, 2^503796967538 is an apocalyptic number.

503796967538 is a deficient number, since it is larger than the sum of its proper divisors (251901683194).

503796967538 is a wasteful number, since it uses less digits than its factorization.

503796967538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066476.

The product of its (nonzero) digits is 257191200, while the sum is 68.

The spelling of 503796967538 in words is "five hundred three billion, seven hundred ninety-six million, nine hundred sixty-seven thousand, five hundred thirty-eight".