8655386401 has 4 divisors (see below), whose sum is σ = 8773953412. Its totient is φ = 8536819392.

The previous prime is 8655386351. The next prime is 8655386417. The reversal of 8655386401 is 1046835568.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2319385600 + 6336000801 = 48160^2 + 79599^2 .

It is a cyclic number.

It is not a de Polignac number, because 8655386401 - 2⁹ = 8655385889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8655386471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59283396 + ... + 59283541.

It is an arithmetic number, because the mean of its divisors is an integer number (2193488353).

Almost surely, 2^8655386401 is an apocalyptic number.

It is an amenable number.

8655386401 is a deficient number, since it is larger than the sum of its proper divisors (118567011).

8655386401 is a wasteful number, since it uses less digits than its factorization.

8655386401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118567010.

The product of its (nonzero) digits is 691200, while the sum is 46.

The square root of 8655386401 is about 93034.3291532755. The cubic root of 8655386401 is about 2053.1884866101.

The spelling of 8655386401 in words is "eight billion, six hundred fifty-five million, three hundred eighty-six thousand, four hundred one".