9646480459 has 48 divisors (see below), whose sum is σ = 13245216768. Its totient is φ = 6846048000.

The previous prime is 9646480457. The next prime is 9646480463. The reversal of 9646480459 is 9540846469.

It is not a de Polignac number, because 9646480459 - 2¹ = 9646480457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9646480457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 435564 + ... + 457174.

It is an arithmetic number, because the mean of its divisors is an integer number (275942016).

Almost surely, 2^9646480459 is an apocalyptic number.

9646480459 is a deficient number, since it is larger than the sum of its proper divisors (3598736309).

9646480459 is a wasteful number, since it uses less digits than its factorization.

9646480459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21688 (or 21677 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The square root of 9646480459 is about 98216.4978962292. The cubic root of 9646480459 is about 2128.7416770052.

The spelling of 9646480459 in words is "nine billion, six hundred forty-six million, four hundred eighty thousand, four hundred fifty-nine".