9770010240 has 128 divisors (see below), whose sum is σ = 31169992320. Its totient is φ = 2602987520.

The previous prime is 9770010223. The next prime is 9770010241. The reversal of 9770010240 is 420100779.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 9770010198 and 9770010207.

It is not an unprimeable number, because it can be changed into a prime (9770010241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3602485 + ... + 3605195.

It is an arithmetic number, because the mean of its divisors is an integer number (243515565).

Almost surely, 2^9770010240 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 9770010240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15584996160).

9770010240 is an abundant number, since it is smaller than the sum of its proper divisors (21399982080).

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

9770010240 is a wasteful number, since it uses less digits than its factorization.

9770010240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4610 (or 4598 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 9770010240 is about 98843.3621443544. The cubic root of 9770010240 is about 2137.7898280778.

The spelling of 9770010240 in words is "nine billion, seven hundred seventy million, ten thousand, two hundred forty".