506878118328 has 16 divisors (see below), whose sum is σ = 1267195295880. Its totient is φ = 168959372768.

The previous prime is 506878118321. The next prime is 506878118347. The reversal of 506878118328 is 823811878605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (506878118321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10559960775 + ... + 10559960822.

Almost surely, 2^506878118328 is an apocalyptic number.

It is an amenable number.

506878118328 is an abundant number, since it is smaller than the sum of its proper divisors (760317177552).

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

506878118328 is a wasteful number, since it uses less digits than its factorization.

506878118328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21119921606 (or 21119921602 counting only the distinct ones).

The product of its (nonzero) digits is 5160960, while the sum is 57.

The spelling of 506878118328 in words is "five hundred six billion, eight hundred seventy-eight million, one hundred eighteen thousand, three hundred twenty-eight".