192969554089 has 9 divisors (see below), whose sum is σ = 208961381559. Its totient is φ = 178120470840.

The previous prime is 192969554087. The next prime is 192969554119. The reversal of 192969554089 is 980455969291.

The square root of 192969554089 is 439283.

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., 28545792025 + 164423762064 = 168955^2 + 405492^2 .

It is not a de Polignac number, because 192969554089 - 2¹ = 192969554087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192969554081) 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, 5693784 + ... + 5727574.

Almost surely, 2^192969554089 is an apocalyptic number.

192969554089 is the 439283-rd square number.

192969554089 is the 219642-nd centered octagonal number.

It is an amenable number.

192969554089 is a deficient number, since it is larger than the sum of its proper divisors (15991827470).

192969554089 is an frugal number, since it uses more digits than its factorization.

192969554089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67608 (or 33804 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 67.

The spelling of 192969554089 in words is "one hundred ninety-two billion, nine hundred sixty-nine million, five hundred fifty-four thousand, eighty-nine".