9845537020 has 24 divisors (see below), whose sum is σ = 22555230768. Its totient is φ = 3580195200.

The previous prime is 9845536973. The next prime is 9845537057. The reversal of 9845537020 is 207355489.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22376001 + ... + 22376440.

It is an arithmetic number, because the mean of its divisors is an integer number (939801282).

Almost surely, 2^9845537020 is an apocalyptic number.

It is an amenable number.

9845537020 is an abundant number, since it is smaller than the sum of its proper divisors (12709693748).

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

9845537020 is a wasteful number, since it uses less digits than its factorization.

9845537020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44752461 (or 44752459 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 9845537020 is about 99224.6794905380. The cubic root of 9845537020 is about 2143.2844011241.

The spelling of 9845537020 in words is "nine billion, eight hundred forty-five million, five hundred thirty-seven thousand, twenty".