52442103309 has 4 divisors (see below), whose sum is σ = 69922804416. Its totient is φ = 34961402204.

The previous prime is 52442103277. The next prime is 52442103313. The reversal of 52442103309 is 90330124425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52442103309 - 2⁵ = 52442103277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52442103309.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52442103349) 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, 8740350549 + ... + 8740350554.

It is an arithmetic number, because the mean of its divisors is an integer number (17480701104).

Almost surely, 2^52442103309 is an apocalyptic number.

It is an amenable number.

52442103309 is a deficient number, since it is larger than the sum of its proper divisors (17480701107).

52442103309 is a wasteful number, since it uses less digits than its factorization.

52442103309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17480701106.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 52442103309 in words is "fifty-two billion, four hundred forty-two million, one hundred three thousand, three hundred nine".