2617399794244 has 9 divisors (see below), whose sum is σ = 4580455302367. Its totient is φ = 1308698279284.

The previous prime is 2617399794227. The next prime is 2617399794301. The reversal of 2617399794244 is 4424979937162.

The square root of 2617399794244 is 1617838.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2617399794244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2831217 + ... + 3640135.

Almost surely, 2^{2617399794244} is an apocalyptic number.

2617399794244 is the 1617838-th square number.

It is an amenable number.

2617399794244 is a deficient number, since it is larger than the sum of its proper divisors (1963055508123).

2617399794244 is an frugal number, since it uses more digits than its factorization.

2617399794244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617842 (or 808921 counting only the distinct ones).

The product of its digits is 164602368, while the sum is 67.

The spelling of 2617399794244 in words is "two trillion, six hundred seventeen billion, three hundred ninety-nine million, seven hundred ninety-four thousand, two hundred forty-four".