9704977488 has 60 divisors (see below), whose sum is σ = 27822924948. Its totient is φ = 3156088320.

The previous prime is 9704977487. The next prime is 9704977511. The reversal of 9704977488 is 8847794079.

It is a happy number.

9704977488 is a `hidden beast` number, since 9 + 70 + 497 + 74 + 8 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 149523984 + 9555453504 = 12228^2 + 97752^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9704977487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 815995 + ... + 827802.

Almost surely, 2^9704977488 is an apocalyptic number.

It is an amenable number.

9704977488 is an abundant number, since it is smaller than the sum of its proper divisors (18117947460).

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

9704977488 is a wasteful number, since it uses less digits than its factorization.

9704977488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643852 (or 1643843 counting only the distinct ones).

The product of its (nonzero) digits is 28449792, while the sum is 63.

The square root of 9704977488 is about 98513.8441438562. The cubic root of 9704977488 is about 2133.0359616320.

The spelling of 9704977488 in words is "nine billion, seven hundred four million, nine hundred seventy-seven thousand, four hundred eighty-eight".