9764799489 has 9 divisors (see below), whose sum is σ = 14105138593. Its totient is φ = 6509668692.

The previous prime is 9764799449. The next prime is 9764799497. The reversal of 9764799489 is 9849974679.

The square root of 9764799489 is 98817.

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

9764799489 is a `hidden beast` number, since 9 + 76 + 4 + 79 + 9 + 489 = 666.

9764799489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9764799489 - 2⁷ = 9764799361 is a prime.

It is a super-2 number, since 2×9764799489² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9764799449) 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, 279982 + ... + 312920.

Almost surely, 2^9764799489 is an apocalyptic number.

9764799489 is the 98817-th square number.

9764799489 is the 49409-th centered octagonal number.

It is an amenable number.

9764799489 is a deficient number, since it is larger than the sum of its proper divisors (4340339104).

9764799489 is an frugal number, since it uses more digits than its factorization.

9764799489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65884 (or 32942 counting only the distinct ones).

The product of its digits is 246903552, while the sum is 72.

The cubic root of 9764799489 is about 2137.4097032133.

It can be divided in two parts, 97647 and 99489, that added together give a square (197136 = 444²).

The spelling of 9764799489 in words is "nine billion, seven hundred sixty-four million, seven hundred ninety-nine thousand, four hundred eighty-nine".