500500450390 has 16 divisors (see below), whose sum is σ = 901215752400. Its totient is φ = 200130193120.

The previous prime is 500500450361. The next prime is 500500450393. The reversal of 500500450390 is 93054005005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500500450393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8718340 + ... + 8775559.

It is an arithmetic number, because the mean of its divisors is an integer number (56325984525).

Almost surely, 2^500500450390 is an apocalyptic number.

500500450390 is a deficient number, since it is larger than the sum of its proper divisors (400715302010).

500500450390 is a wasteful number, since it uses less digits than its factorization.

500500450390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17496767.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 500500450390 its reverse (93054005005), we get a palindrome (593554455395).

The spelling of 500500450390 in words is "five hundred billion, five hundred million, four hundred fifty thousand, three hundred ninety".