2723638363273 has 8 divisors (see below), whose sum is σ = 2883882071592. Its totient is φ = 2563397953536.

The previous prime is 2723638363267. The next prime is 2723638363283. The reversal of 2723638363273 is 3723638363272.

It is a happy number.

2723638363273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 46314483264 + 2677323880009 = 215208^2 + 1636253^2 .

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 2723638363273 - 2⁹ = 2723638362761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2723638363253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 989361 + ... + 2534977.

It is an arithmetic number, because the mean of its divisors is an integer number (360485258949).

Almost surely, 2^{2723638363273} is an apocalyptic number.

It is an amenable number.

2723638363273 is a deficient number, since it is larger than the sum of its proper divisors (160243708319).

2723638363273 is a wasteful number, since it uses less digits than its factorization.

2723638363273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649291.

The product of its digits is 27433728, while the sum is 55.

Subtracting 2723638363273 from its reverse (3723638363272), we obtain a palindrome (999999999999).

The spelling of 2723638363273 in words is "two trillion, seven hundred twenty-three billion, six hundred thirty-eight million, three hundred sixty-three thousand, two hundred seventy-three".