9993506401 has 8 divisors (see below), whose sum is σ = 10342408320. Its totient is φ = 9644891088.

The previous prime is 9993506377. The next prime is 9993506431. The reversal of 9993506401 is 1046053999.

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 9993506401 - 2⁷ = 9993506273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9993506431) 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, 550 + ... + 141376.

It is an arithmetic number, because the mean of its divisors is an integer number (1292801040).

Almost surely, 2^9993506401 is an apocalyptic number.

It is an amenable number.

9993506401 is a deficient number, since it is larger than the sum of its proper divisors (348901919).

9993506401 is a wasteful number, since it uses less digits than its factorization.

9993506401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143303.

The product of its (nonzero) digits is 262440, while the sum is 46.

The square root of 9993506401 is about 99967.5267324345. The cubic root of 9993506401 is about 2153.9682545575.

The spelling of 9993506401 in words is "nine billion, nine hundred ninety-three million, five hundred six thousand, four hundred one".