8585678401 has 2 divisors, whose sum is σ = 8585678402. Its totient is φ = 8585678400.

The previous prime is 8585678393. The next prime is 8585678443. The reversal of 8585678401 is 1048765858.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7590591376 + 995087025 = 87124^2 + 31545^2 .

It is a cyclic number.

It is not a de Polignac number, because 8585678401 - 2³ = 8585678393 is a prime.

It is not a weakly prime, because it can be changed into another prime (8585078401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4292839200 + 4292839201.

It is an arithmetic number, because the mean of its divisors is an integer number (4292839201).

Almost surely, 2^8585678401 is an apocalyptic number.

It is an amenable number.

8585678401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8585678401 is an equidigital number, since it uses as much as digits as its factorization.

8585678401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2150400, while the sum is 52.

The square root of 8585678401 is about 92658.9358939547. The cubic root of 8585678401 is about 2047.6616924481.

The spelling of 8585678401 in words is "eight billion, five hundred eighty-five million, six hundred seventy-eight thousand, four hundred one".