9549201340 has 72 divisors (see below), whose sum is σ = 23349831120. Its totient is φ = 3270855168.

The previous prime is 9549201293. The next prime is 9549201349. The reversal of 9549201340 is 431029459.

It is a self number, because there is not a number n which added to its sum of digits gives 9549201340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9549201349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1159156 + ... + 1167364.

It is an arithmetic number, because the mean of its divisors is an integer number (324303210).

Almost surely, 2^9549201340 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9549201340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11674915560).

9549201340 is an abundant number, since it is smaller than the sum of its proper divisors (13800629780).

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

9549201340 is a wasteful number, since it uses less digits than its factorization.

9549201340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9419 (or 9410 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 9549201340 is about 97720.0150429788. The cubic root of 9549201340 is about 2121.5617823000.

The spelling of 9549201340 in words is "nine billion, five hundred forty-nine million, two hundred one thousand, three hundred forty".