5594696126721 has 27 divisors (see below), whose sum is σ = 8750822843529. Its totient is φ = 3442833156672.

The previous prime is 5594696126713. The next prime is 5594696126783. The reversal of 5594696126721 is 1276216964955.

The square root of 5594696126721 is 2365311.

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

5594696126721 is a `hidden beast` number, since 5 + 5 + 9 + 4 + 6 + 9 + 612 + 6 + 7 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 26209991025 + 5568486135696 = 161895^2 + 2359764^2 .

It is not a de Polignac number, because 5594696126721 - 2³ = 5594696126713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5594696126791) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 92216805 + ... + 92277453.

Almost surely, 2^{5594696126721} is an apocalyptic number.

5594696126721 is the 2365311-st square number.

5594696126721 is the 1182656-th centered octagonal number.

It is an amenable number.

5594696126721 is a deficient number, since it is larger than the sum of its proper divisors (3156126716808).

5594696126721 is an frugal number, since it uses more digits than its factorization.

5594696126721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121330 (or 60665 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 63.

The spelling of 5594696126721 in words is "five trillion, five hundred ninety-four billion, six hundred ninety-six million, one hundred twenty-six thousand, seven hundred twenty-one".