503250420750 has 384 divisors, whose sum is σ = 1677950277120. Its totient is φ = 99066240000.

The previous prime is 503250420749. The next prime is 503250420781. The reversal of 503250420750 is 57024052305.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7647990 + ... + 7713510.

It is an arithmetic number, because the mean of its divisors is an integer number (4369662180).

Almost surely, 2^503250420750 is an apocalyptic number.

503250420750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 503250420750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (838975138560).

503250420750 is an abundant number, since it is smaller than the sum of its proper divisors (1174699856370).

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

503250420750 is a wasteful number, since it uses less digits than its factorization.

503250420750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65585 (or 65568 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 33.

The spelling of 503250420750 in words is "five hundred three billion, two hundred fifty million, four hundred twenty thousand, seven hundred fifty".