2413172726721 has 27 divisors (see below), whose sum is σ = 3501333697537. Its totient is φ = 1601595609000.

The previous prime is 2413172726711. The next prime is 2413172726729. The reversal of 2413172726721 is 1276272713142.

The square root of 2413172726721 is 1553439.

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

2413172726721 is a `hidden beast` number, since 2 + 4 + 1 + 317 + 272 + 67 + 2 + 1 = 666.

2413172726721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2413172726721 - 2²⁹ = 2412635855809 is a prime.

It is a super-2 number, since 2×2413172726721² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2413172726729) 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, 1169738536 + ... + 1169740598.

Almost surely, 2^{2413172726721} is an apocalyptic number.

2413172726721 is the 1553439-th square number.

2413172726721 is the 776720-th centered octagonal number.

It is an amenable number.

2413172726721 is a deficient number, since it is larger than the sum of its proper divisors (1088160970816).

2413172726721 is an frugal number, since it uses more digits than its factorization.

2413172726721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4634 (or 2317 counting only the distinct ones).

The product of its digits is 395136, while the sum is 45.

The spelling of 2413172726721 in words is "two trillion, four hundred thirteen billion, one hundred seventy-two million, seven hundred twenty-six thousand, seven hundred twenty-one".