9685421812000 has 96 divisors (see below), whose sum is σ = 25960452545664. Its totient is φ = 3521971552000.

The previous prime is 9685421811977. The next prime is 9685421812051. The reversal of 9685421812000 is 2181245869.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 110017612 + ... + 110105611.

It is an arithmetic number, because the mean of its divisors is an integer number (270421380684).

Almost surely, 2^{9685421812000} is an apocalyptic number.

It is an amenable number.

9685421812000 is an abundant number, since it is smaller than the sum of its proper divisors (16275030733664).

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

9685421812000 is a wasteful number, since it uses less digits than its factorization.

9685421812000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220123259 (or 220123241 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 46.

The spelling of 9685421812000 in words is "nine trillion, six hundred eighty-five billion, four hundred twenty-one million, eight hundred twelve thousand".