52443324515 has 4 divisors (see below), whose sum is σ = 62931989424. Its totient is φ = 41954659608.

The previous prime is 52443324511. The next prime is 52443324523. The reversal of 52443324515 is 51542334425.

52443324515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52443324515 - 2² = 52443324511 is a prime.

It is a super-3 number, since 3×52443324515³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52443324511) 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, 5244332447 + ... + 5244332456.

It is an arithmetic number, because the mean of its divisors is an integer number (15732997356).

Almost surely, 2^52443324515 is an apocalyptic number.

52443324515 is a deficient number, since it is larger than the sum of its proper divisors (10488664909).

52443324515 is a wasteful number, since it uses less digits than its factorization.

52443324515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10488664908.

The product of its digits is 288000, while the sum is 38.

The spelling of 52443324515 in words is "fifty-two billion, four hundred forty-three million, three hundred twenty-four thousand, five hundred fifteen".