9500664688904 has 8 divisors (see below), whose sum is σ = 17813746291710. Its totient is φ = 4750332344448.

The previous prime is 9500664688883. The next prime is 9500664688909. The reversal of 9500664688904 is 4098864660059.

It can be written as a sum of positive squares in only one way, i.e., 9141540156004 + 359124532900 = 3023498^2 + 599270^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (9500664688909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 593791543049 + ... + 593791543064.

Almost surely, 2^{9500664688904} is an apocalyptic number.

It is an amenable number.

9500664688904 is a deficient number, since it is larger than the sum of its proper divisors (8313081602806).

9500664688904 is a wasteful number, since it uses less digits than its factorization.

9500664688904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187583086119 (or 1187583086115 counting only the distinct ones).

The product of its (nonzero) digits is 89579520, while the sum is 65.

The spelling of 9500664688904 in words is "nine trillion, five hundred billion, six hundred sixty-four million, six hundred eighty-eight thousand, nine hundred four".