84404270841 has 16 divisors (see below), whose sum is σ = 123707029248. Its totient is φ = 50763611600.

The previous prime is 84404270809. The next prime is 84404270857. The reversal of 84404270841 is 14807240448.

It is a cyclic number.

It is not a de Polignac number, because 84404270841 - 2⁵ = 84404270809 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84404270793 and 84404270802.

It is not an unprimeable number, because it can be changed into a prime (84404270141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9757911 + ... + 9766556.

It is an arithmetic number, because the mean of its divisors is an integer number (7731689328).

Almost surely, 2^84404270841 is an apocalyptic number.

It is an amenable number.

84404270841 is a deficient number, since it is larger than the sum of its proper divisors (39302758407).

84404270841 is a wasteful number, since it uses less digits than its factorization.

84404270841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19524612.

The product of its (nonzero) digits is 229376, while the sum is 42.

The spelling of 84404270841 in words is "eighty-four billion, four hundred four million, two hundred seventy thousand, eight hundred forty-one".