84417585001 has 2 divisors, whose sum is σ = 84417585002. Its totient is φ = 84417585000.

The previous prime is 84417584989. The next prime is 84417585011. The reversal of 84417585001 is 10058571448.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83070768400 + 1346816601 = 288220^2 + 36699^2 .

It is a cyclic number.

It is not a de Polignac number, because 84417585001 - 2⁷ = 84417584873 is a prime.

It is not a weakly prime, because it can be changed into another prime (84417585011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42208792500 + 42208792501.

It is an arithmetic number, because the mean of its divisors is an integer number (42208792501).

Almost surely, 2^84417585001 is an apocalyptic number.

It is an amenable number.

84417585001 is a deficient number, since it is larger than the sum of its proper divisors (1).

84417585001 is an equidigital number, since it uses as much as digits as its factorization.

84417585001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 179200, while the sum is 43.

The spelling of 84417585001 in words is "eighty-four billion, four hundred seventeen million, five hundred eighty-five thousand, one".