290502674289 has 15 divisors (see below), whose sum is σ = 433968031497. Its totient is φ = 193665215628.

The previous prime is 290502674263. The next prime is 290502674317. The reversal of 290502674289 is 982476205092.

The square root of 290502674289 is 538983.

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

290502674289 is a `hidden beast` number, since 2 + 90 + 502 + 6 + 7 + 42 + 8 + 9 = 666.

It is not a de Polignac number, because 290502674289 - 2⁵ = 290502674257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (290502674389) 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 14 ways as a sum of consecutive naturals, for example, 4820904 + ... + 4880790.

Almost surely, 2^290502674289 is an apocalyptic number.

290502674289 is the 538983-rd square number.

290502674289 is the 269492-nd centered octagonal number.

It is an amenable number.

290502674289 is a deficient number, since it is larger than the sum of its proper divisors (143465357208).

290502674289 is an frugal number, since it uses more digits than its factorization.

290502674289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119786 (or 59890 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 290502674289 in words is "two hundred ninety billion, five hundred two million, six hundred seventy-four thousand, two hundred eighty-nine".