503363537348 has 144 divisors (see below), whose sum is σ = 1110878492976. Its totient is φ = 198240215040.

The previous prime is 503363537329. The next prime is 503363537363. The reversal of 503363537348 is 843735363305.

It can be written as a sum of positive squares in 8 ways, for example, as 19946477824 + 483417059524 = 141232^2 + 695282^2 .

It is a junction number, because it is equal to n+sod(n) for n = 503363537296 and 503363537305.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 27836486 + ... + 27854562.

It is an arithmetic number, because the mean of its divisors is an integer number (7714433979).

Almost surely, 2^503363537348 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 503363537348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (555439246488).

503363537348 is an abundant number, since it is smaller than the sum of its proper divisors (607514955628).

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

503363537348 is a wasteful number, since it uses less digits than its factorization.

503363537348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18310 (or 18301 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 50.

The spelling of 503363537348 in words is "five hundred three billion, three hundred sixty-three million, five hundred thirty-seven thousand, three hundred forty-eight".