9651754489 has 12 divisors (see below), whose sum is σ = 10740323748. Its totient is φ = 8621903520.

The previous prime is 9651754459. The next prime is 9651754549. The reversal of 9651754489 is 9844571569.

It can be written as a sum of positive squares in 2 ways, for example, as 1248915600 + 8402838889 = 35340^2 + 91667^2 .

It is not a de Polignac number, because 9651754489 - 2⁹ = 9651753977 is a prime.

It is a super-2 number, since 2×9651754489² (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 (9651754439) 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 11 ways as a sum of consecutive naturals, for example, 373794 + ... + 398779.

It is an arithmetic number, because the mean of its divisors is an integer number (895026979).

Almost surely, 2^9651754489 is an apocalyptic number.

It is an amenable number.

9651754489 is a deficient number, since it is larger than the sum of its proper divisors (1088569259).

9651754489 is a wasteful number, since it uses less digits than its factorization.

9651754489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772648 (or 772617 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 58.

The square root of 9651754489 is about 98243.3432299614. The cubic root of 9651754489 is about 2129.1295560207.

The spelling of 9651754489 in words is "nine billion, six hundred fifty-one million, seven hundred fifty-four thousand, four hundred eighty-nine".