9652777899664 has 45 divisors (see below), whose sum is σ = 18888100080969. Its totient is φ = 4778896998720.

The previous prime is 9652777899547. The next prime is 9652777899683. The reversal of 9652777899664 is 4669987772569.

The square root of 9652777899664 is 3106892.

It is a perfect power (a square), and thus also a powerful number.

9652777899664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1095982859664 + 8556795040000 = 1046892^2 + 2925200^2 .

It is a super-2 number, since 2×9652777899664² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1280035734 + ... + 1280043274.

Almost surely, 2^{9652777899664} is an apocalyptic number.

9652777899664 is the 3106892-nd square number.

It is an amenable number.

9652777899664 is a deficient number, since it is larger than the sum of its proper divisors (9235322181305).

9652777899664 is an frugal number, since it uses more digits than its factorization.

9652777899664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15296 (or 7646 counting only the distinct ones).

The product of its digits is 17283248640, while the sum is 85.

The spelling of 9652777899664 in words is "nine trillion, six hundred fifty-two billion, seven hundred seventy-seven million, eight hundred ninety-nine thousand, six hundred sixty-four".