8426688401 has 8 divisors (see below), whose sum is σ = 8923737600. Its totient is φ = 7929790528.

The previous prime is 8426688397. The next prime is 8426688407. The reversal of 8426688401 is 1048866248.

It is a happy number.

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 8426688401 - 2² = 8426688397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8426688407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89000 + ... + 157398.

It is an arithmetic number, because the mean of its divisors is an integer number (1115467200).

Almost surely, 2^8426688401 is an apocalyptic number.

It is an amenable number.

8426688401 is a deficient number, since it is larger than the sum of its proper divisors (497049199).

8426688401 is a wasteful number, since it uses less digits than its factorization.

8426688401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75663.

The product of its (nonzero) digits is 589824, while the sum is 47.

The square root of 8426688401 is about 91796.9955989846. The cubic root of 8426688401 is about 2034.9432942643.

The spelling of 8426688401 in words is "eight billion, four hundred twenty-six million, six hundred eighty-eight thousand, four hundred one".