503456525133540 has 384 divisors, whose sum is σ = 1560533729610240. Its totient is φ = 120261102796800.

The previous prime is 503456525133533. The next prime is 503456525133619. The reversal of 503456525133540 is 45331525654305.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 57995218000 + ... + 57995226680.

It is an arithmetic number, because the mean of its divisors is an integer number (4063889920860).

Almost surely, 2^{503456525133540} 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 503456525133540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (780266864805120).

503456525133540 is an abundant number, since it is smaller than the sum of its proper divisors (1057077204476700).

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

503456525133540 is a wasteful number, since it uses less digits than its factorization.

503456525133540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13183 (or 13181 counting only the distinct ones).

The product of its (nonzero) digits is 16200000, while the sum is 51.

The spelling of 503456525133540 in words is "five hundred three trillion, four hundred fifty-six billion, five hundred twenty-five million, one hundred thirty-three thousand, five hundred forty".