503531020345323 has 96 divisors (see below), whose sum is σ = 737593678838016. Its totient is φ = 305290422484992.

The previous prime is 503531020345219. The next prime is 503531020345373. The reversal of 503531020345323 is 323543020135305.

It is not a de Polignac number, because 503531020345323 - 2¹² = 503531020341227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (503531020345373) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9521578240 + ... + 9521631122.

It is an arithmetic number, because the mean of its divisors is an integer number (7683267487896).

Almost surely, 2^{503531020345323} is an apocalyptic number.

503531020345323 is a deficient number, since it is larger than the sum of its proper divisors (234062658492693).

503531020345323 is a wasteful number, since it uses less digits than its factorization.

503531020345323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55693 (or 55676 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 39.

The spelling of 503531020345323 in words is "five hundred three trillion, five hundred thirty-one billion, twenty million, three hundred forty-five thousand, three hundred twenty-three".