9662662720 has 56 divisors (see below), whose sum is σ = 23017788864. Its totient is φ = 3863625216.

The previous prime is 9662662699. The next prime is 9662662721. The reversal of 9662662720 is 272662669.

It is not an unprimeable number, because it can be changed into a prime (9662662721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1411947 + ... + 1418773.

It is an arithmetic number, because the mean of its divisors is an integer number (411031944).

Almost surely, 2^9662662720 is an apocalyptic number.

It is an amenable number.

9662662720 is an abundant number, since it is smaller than the sum of its proper divisors (13355126144).

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

9662662720 is a wasteful number, since it uses less digits than its factorization.

9662662720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11267 (or 11257 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 9662662720 is about 98298.8439403028. The cubic root of 9662662720 is about 2129.9313547348.

The spelling of 9662662720 in words is "nine billion, six hundred sixty-two million, six hundred sixty-two thousand, seven hundred twenty".