520144167332 has 24 divisors (see below), whose sum is σ = 915944881656. Its totient is φ = 258447045888.

The previous prime is 520144167313. The next prime is 520144167421. The reversal of 520144167332 is 233761441025.

It can be written as a sum of positive squares in 4 ways, for example, as 1245807616 + 518898359716 = 35296^2 + 720346^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302938 + ... + 1654670.

It is an arithmetic number, because the mean of its divisors is an integer number (38164370069).

Almost surely, 2^520144167332 is an apocalyptic number.

It is an amenable number.

520144167332 is a deficient number, since it is larger than the sum of its proper divisors (395800714324).

520144167332 is a wasteful number, since it uses less digits than its factorization.

520144167332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354047 (or 354045 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 520144167332 in words is "five hundred twenty billion, one hundred forty-four million, one hundred sixty-seven thousand, three hundred thirty-two".