89183148604489 has 27 divisors (see below), whose sum is σ = 90496516555893. Its totient is φ = 87888806856192.

The previous prime is 89183148604481. The next prime is 89183148604607. The reversal of 89183148604489 is 98440684138198.

The square root of 89183148604489 is 9443683.

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

It can be written as a sum of positive squares in 4 ways, for example, as 6831516556089 + 82351632048400 = 2613717^2 + 9074780^2 .

It is not a de Polignac number, because 89183148604489 - 2³ = 89183148604481 is a prime.

It is a super-2 number, since 2×89183148604489² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89183148604481) 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, 304379346627 + ... + 304379346919.

Almost surely, 2^{89183148604489} is an apocalyptic number.

89183148604489 is the 9443683-rd square number.

89183148604489 is the 4721842-nd centered octagonal number.

It is an amenable number.

89183148604489 is a deficient number, since it is larger than the sum of its proper divisors (1313367951404).

89183148604489 is an frugal number, since it uses more digits than its factorization.

89183148604489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1306 (or 653 counting only the distinct ones).

The product of its (nonzero) digits is 382205952, while the sum is 73.

The spelling of 89183148604489 in words is "eighty-nine trillion, one hundred eighty-three billion, one hundred forty-eight million, six hundred four thousand, four hundred eighty-nine".