84868840611 has 32 divisors (see below), whose sum is σ = 128489748480. Its totient is φ = 55339625088.

The previous prime is 84868840603. The next prime is 84868840669. The reversal of 84868840611 is 11604886848.

It is a happy number.

84868840611 is a `hidden beast` number, since 84 + 86 + 88 + 406 + 1 + 1 = 666.

It is not a de Polignac number, because 84868840611 - 2³ = 84868840603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84868840411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2018475 + ... + 2060091.

It is an arithmetic number, because the mean of its divisors is an integer number (4015304640).

Almost surely, 2^84868840611 is an apocalyptic number.

84868840611 is a deficient number, since it is larger than the sum of its proper divisors (43620907869).

84868840611 is a wasteful number, since it uses less digits than its factorization.

84868840611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43280 (or 43274 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 54.

The spelling of 84868840611 in words is "eighty-four billion, eight hundred sixty-eight million, eight hundred forty thousand, six hundred eleven".