9694666901 has 8 divisors (see below), whose sum is σ = 9847264824. Its totient is φ = 9543179200.

The previous prime is 9694666897. The next prime is 9694666903. The reversal of 9694666901 is 1096664969.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4657926001 + 5036740900 = 68249^2 + 70970^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9694666901 - 2² = 9694666897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9694666903) 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, 259946 + ... + 294891.

It is an arithmetic number, because the mean of its divisors is an integer number (1230908103).

Almost surely, 2^9694666901 is an apocalyptic number.

It is an amenable number.

9694666901 is a deficient number, since it is larger than the sum of its proper divisors (152597923).

9694666901 is a wasteful number, since it uses less digits than its factorization.

9694666901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555111.

The product of its (nonzero) digits is 3779136, while the sum is 56.

The square root of 9694666901 is about 98461.4995874022. The cubic root of 9694666901 is about 2132.2803134470.

The spelling of 9694666901 in words is "nine billion, six hundred ninety-four million, six hundred sixty-six thousand, nine hundred one".