506473204720 has 40 divisors (see below), whose sum is σ = 1345771659744. Its totient is φ = 173647955712.

The previous prime is 506473204711. The next prime is 506473204723. The reversal of 506473204720 is 27402374605.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506473204723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452207659 + ... + 452208778.

Almost surely, 2^506473204720 is an apocalyptic number.

It is an amenable number.

506473204720 is an abundant number, since it is smaller than the sum of its proper divisors (839298455024).

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

506473204720 is a wasteful number, since it uses less digits than its factorization.

506473204720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904416457 (or 904416451 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 40.

The spelling of 506473204720 in words is "five hundred six billion, four hundred seventy-three million, two hundred four thousand, seven hundred twenty".