5142205253245 has 8 divisors (see below), whose sum is σ = 6187189593816. Its totient is φ = 4102735342656.

The previous prime is 5142205253221. The next prime is 5142205253261. The reversal of 5142205253245 is 5423525022415.

It can be written as a sum of positive squares in 4 ways, for example, as 455244379524 + 4686960873721 = 674718^2 + 2164939^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5142205253245 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5142205253198 and 5142205253207.

It is a congruent number.

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, 1378605442 + ... + 1378609171.

It is an arithmetic number, because the mean of its divisors is an integer number (773398699227).

Almost surely, 2^{5142205253245} is an apocalyptic number.

It is an amenable number.

5142205253245 is a deficient number, since it is larger than the sum of its proper divisors (1044984340571).

5142205253245 is a wasteful number, since it uses less digits than its factorization.

5142205253245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2757214991.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 5142205253245 in words is "five trillion, one hundred forty-two billion, two hundred five million, two hundred fifty-three thousand, two hundred forty-five".