9747355380 has 288 divisors, whose sum is σ = 33844801536. Its totient is φ = 2085076224.

The previous prime is 9747355363. The next prime is 9747355381. The reversal of 9747355380 is 835537479.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9747355381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3176607 + ... + 3179673.

It is an arithmetic number, because the mean of its divisors is an integer number (117516672).

Almost surely, 2^9747355380 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 9747355380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16922400768).

9747355380 is an abundant number, since it is smaller than the sum of its proper divisors (24097446156).

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

9747355380 is a wasteful number, since it uses less digits than its factorization.

9747355380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3163 (or 3154 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 51.

The square root of 9747355380 is about 98728.6958285179. The cubic root of 9747355380 is about 2136.1361685344.

The spelling of 9747355380 in words is "nine billion, seven hundred forty-seven million, three hundred fifty-five thousand, three hundred eighty".