9645494401 has 8 divisors (see below), whose sum is σ = 10028227104. Its totient is φ = 9269784480.

The previous prime is 9645494393. The next prime is 9645494407. The reversal of 9645494401 is 1044945469.

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 9645494401 - 2³ = 9645494393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9645494407) 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, 1752895 + ... + 1758388.

It is an arithmetic number, because the mean of its divisors is an integer number (1253528388).

Almost surely, 2^9645494401 is an apocalyptic number.

It is an amenable number.

9645494401 is a deficient number, since it is larger than the sum of its proper divisors (382732703).

9645494401 is a wasteful number, since it uses less digits than its factorization.

9645494401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511391.

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 9645494401 is about 98211.4779493721. The cubic root of 9645494401 is about 2128.6691415938.

The spelling of 9645494401 in words is "nine billion, six hundred forty-five million, four hundred ninety-four thousand, four hundred one".