446914979289 has 9 divisors (see below), whose sum is σ = 645546755893. Its totient is φ = 297941982492.

The previous prime is 446914979257. The next prime is 446914979317. The reversal of 446914979289 is 982979419644.

The square root of 446914979289 is 668517.

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

446914979289 is a `hidden beast` number, since 4 + 46 + 9 + 1 + 497 + 92 + 8 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 446914979289 - 2⁵ = 446914979257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (446914979239) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 1894132 + ... + 2116970.

Almost surely, 2^446914979289 is an apocalyptic number.

446914979289 is the 668517-th square number.

446914979289 is the 334259-th centered octagonal number.

It is an amenable number.

446914979289 is a deficient number, since it is larger than the sum of its proper divisors (198631776604).

446914979289 is an frugal number, since it uses more digits than its factorization.

446914979289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445684 (or 222842 counting only the distinct ones).

The product of its digits is 282175488, while the sum is 72.

The spelling of 446914979289 in words is "four hundred forty-six billion, nine hundred fourteen million, nine hundred seventy-nine thousand, two hundred eighty-nine".