503631211502053 has 8 divisors (see below), whose sum is σ = 503990523040536. Its totient is φ = 503271929395200.

The previous prime is 503631211502047. The next prime is 503631211502099. The reversal of 503631211502053 is 350205112136305.

It can be written as a sum of positive squares in 4 ways, for example, as 53745349778884 + 449885861723169 = 7331122^2 + 21210513^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 503631211502053 - 2²⁵ = 503631177947621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503631211502033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26935093 + ... + 41626453.

It is an arithmetic number, because the mean of its divisors is an integer number (62998815380067).

Almost surely, 2^{503631211502053} is an apocalyptic number.

It is an amenable number.

503631211502053 is a deficient number, since it is larger than the sum of its proper divisors (359311538483).

503631211502053 is a wasteful number, since it uses less digits than its factorization.

503631211502053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14715815.

The product of its (nonzero) digits is 81000, while the sum is 37.

Adding to 503631211502053 its reverse (350205112136305), we get a palindrome (853836323638358).

The spelling of 503631211502053 in words is "five hundred three trillion, six hundred thirty-one billion, two hundred eleven million, five hundred two thousand, fifty-three".