9897737845340 has 48 divisors (see below), whose sum is σ = 20953434499200. Its totient is φ = 3927188815872.

The previous prime is 9897737845321. The next prime is 9897737845367. The reversal of 9897737845340 is 435487377989.

9897737845340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 2800055 + ... + 5256974.

It is an arithmetic number, because the mean of its divisors is an integer number (436529885400).

Almost surely, 2^{9897737845340} is an apocalyptic number.

It is an amenable number.

9897737845340 is an abundant number, since it is smaller than the sum of its proper divisors (11055696653860).

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

9897737845340 is a wasteful number, since it uses less digits than its factorization.

9897737845340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8057534 (or 8057532 counting only the distinct ones).

The product of its (nonzero) digits is 1280240640, while the sum is 74.

The spelling of 9897737845340 in words is "nine trillion, eight hundred ninety-seven billion, seven hundred thirty-seven million, eight hundred forty-five thousand, three hundred forty".