506443003125316 has 24 divisors (see below), whose sum is σ = 891026987860184. Its totient is φ = 251864333936640.

The previous prime is 506443003125313. The next prime is 506443003125379. The reversal of 506443003125316 is 613521300344605.

It can be written as a sum of positive squares in 4 ways, for example, as 54454127524416 + 451988875600900 = 7379304^2 + 21260030^2 .

It is not an unprimeable number, because it can be changed into a prime (506443003125313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54463575 + ... + 63080638.

Almost surely, 2^{506443003125316} is an apocalyptic number.

It is an amenable number.

506443003125316 is a deficient number, since it is larger than the sum of its proper divisors (384583984734868).

506443003125316 is a wasteful number, since it uses less digits than its factorization.

506443003125316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117549991 (or 117549989 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 506443003125316 in words is "five hundred six trillion, four hundred forty-three billion, three million, one hundred twenty-five thousand, three hundred sixteen".