503016011231253 has 32 divisors (see below), whose sum is σ = 731563682013696. Its totient is φ = 305585413613568.

The previous prime is 503016011231159. The next prime is 503016011231287. The reversal of 503016011231253 is 352132110610305.

It is not a de Polignac number, because 503016011231253 - 2¹² = 503016011227157 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503016011231353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165963501 + ... + 168967202.

It is an arithmetic number, because the mean of its divisors is an integer number (22861365062928).

Almost surely, 2^{503016011231253} is an apocalyptic number.

It is an amenable number.

503016011231253 is a deficient number, since it is larger than the sum of its proper divisors (228547670782443).

503016011231253 is a wasteful number, since it uses less digits than its factorization.

503016011231253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334931213.

The product of its (nonzero) digits is 16200, while the sum is 33.

Adding to 503016011231253 its reverse (352132110610305), we get a palindrome (855148121841558).

The spelling of 503016011231253 in words is "five hundred three trillion, sixteen billion, eleven million, two hundred thirty-one thousand, two hundred fifty-three".