9546314063521 has 9 divisors (see below), whose sum is σ = 9705568155699. Its totient is φ = 9389631729000.

The previous prime is 9546314063519. The next prime is 9546314063551. The reversal of 9546314063521 is 1253604136459.

The square root of 9546314063521 is 3089711.

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

It can be written as a sum of positive squares in only one way, i.e., 310428379921 + 9235885683600 = 557161^2 + 3039060^2 .

It is not a de Polignac number, because 9546314063521 - 2¹ = 9546314063519 is a prime.

It is a super-2 number, since 2×9546314063521² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9546314063551) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 188447046 + ... + 188497696.

Almost surely, 2^{9546314063521} is an apocalyptic number.

9546314063521 is the 3089711-st square number.

9546314063521 is the 1544856-th centered octagonal number.

It is an amenable number.

9546314063521 is a deficient number, since it is larger than the sum of its proper divisors (159254092178).

9546314063521 is an frugal number, since it uses more digits than its factorization.

9546314063521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101424 (or 50712 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 49.

Multiplying 9546314063521 by its sum of digits (49), we get a square (467769389112529 = 21627977²).

The spelling of 9546314063521 in words is "nine trillion, five hundred forty-six billion, three hundred fourteen million, sixty-three thousand, five hundred twenty-one".