84100856835 has 8 divisors (see below), whose sum is σ = 134561370960. Its totient is φ = 44853790304.

The previous prime is 84100856821. The next prime is 84100856837. The reversal of 84100856835 is 53865800148.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 84100856835 - 2²³ = 84092468227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84100856837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2803361880 + ... + 2803361909.

It is an arithmetic number, because the mean of its divisors is an integer number (16820171370).

Almost surely, 2^84100856835 is an apocalyptic number.

84100856835 is a deficient number, since it is larger than the sum of its proper divisors (50460514125).

84100856835 is a wasteful number, since it uses less digits than its factorization.

84100856835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606723797.

The product of its (nonzero) digits is 921600, while the sum is 48.

The spelling of 84100856835 in words is "eighty-four billion, one hundred million, eight hundred fifty-six thousand, eight hundred thirty-five".