2752422157217 has 8 divisors (see below), whose sum is σ = 2819596619112. Its totient is φ = 2685249705600.

The previous prime is 2752422157183. The next prime is 2752422157237. The reversal of 2752422157217 is 7127512242572.

It can be written as a sum of positive squares in 4 ways, for example, as 271415992576 + 2481006164641 = 520976^2 + 1575121^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2752422157217 - 2⁶ = 2752422157153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2752422157237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2483003 + ... + 3416159.

It is an arithmetic number, because the mean of its divisors is an integer number (352449577389).

Almost surely, 2^{2752422157217} is an apocalyptic number.

It is an amenable number.

2752422157217 is a deficient number, since it is larger than the sum of its proper divisors (67174461895).

2752422157217 is an equidigital number, since it uses as much as digits as its factorization.

2752422157217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1005139.

The product of its digits is 1097600, while the sum is 47.

Adding to 2752422157217 its reverse (7127512242572), we get a palindrome (9879934399789).

The spelling of 2752422157217 in words is "two trillion, seven hundred fifty-two billion, four hundred twenty-two million, one hundred fifty-seven thousand, two hundred seventeen".