9840514668 has 48 divisors (see below), whose sum is σ = 25150214880. Its totient is φ = 2980762624.

The previous prime is 9840514657. The next prime is 9840514669. The reversal of 9840514668 is 8664150489.

It is a super-2 number, since 2×9840514668² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 9840514668.

It is not an unprimeable number, because it can be changed into a prime (9840514669) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 825771 + ... + 837602.

It is an arithmetic number, because the mean of its divisors is an integer number (523962810).

Almost surely, 2^9840514668 is an apocalyptic number.

It is an amenable number.

9840514668 is an abundant number, since it is smaller than the sum of its proper divisors (15309700212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9840514668 is a wasteful number, since it uses less digits than its factorization.

9840514668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663426 (or 1663424 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 51.

The square root of 9840514668 is about 99199.3682842789. The cubic root of 9840514668 is about 2142.9198989291.

The spelling of 9840514668 in words is "nine billion, eight hundred forty million, five hundred fourteen thousand, six hundred sixty-eight".