1004370765489 has 81 divisors (see below), whose sum is σ = 1827916642539. Its totient is φ = 529633671840.

The previous prime is 1004370765479. The next prime is 1004370765491. The reversal of 1004370765489 is 9845670734001.

The square root of 1004370765489 is 1002183.

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

1004370765489 is a `hidden beast` number, since 10 + 0 + 437 + 0 + 76 + 54 + 89 = 666.

It can be written as a sum of positive squares in only one way, i.e., 148575557025 + 855795208464 = 385455^2 + 925092^2 .

It is not a de Polignac number, because 1004370765489 - 2⁵ = 1004370765457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1004370765439) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 273594124 + ... + 273597794.

Almost surely, 2^{1004370765489} is an apocalyptic number.

1004370765489 is the 1002183-rd square number.

1004370765489 is the 501092-nd centered octagonal number.

It is an amenable number.

1004370765489 is a deficient number, since it is larger than the sum of its proper divisors (823545877050).

1004370765489 is an frugal number, since it uses more digits than its factorization.

1004370765489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7388 (or 3694 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 54.

The spelling of 1004370765489 in words is "one trillion, four billion, three hundred seventy million, seven hundred sixty-five thousand, four hundred eighty-nine".