84747861838603 has 4 divisors (see below), whose sum is σ = 84983928306480. Its totient is φ = 84511795370728.

The previous prime is 84747861838589. The next prime is 84747861838663. The reversal of 84747861838603 is 30683816874748.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84747861838603 - 2⁴⁵ = 49563489749771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84747861838663) 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 3 ways as a sum of consecutive naturals, for example, 118033233400 + ... + 118033234117.

It is an arithmetic number, because the mean of its divisors is an integer number (21245982076620).

Almost surely, 2^{84747861838603} is an apocalyptic number.

84747861838603 is a deficient number, since it is larger than the sum of its proper divisors (236066467877).

84747861838603 is a wasteful number, since it uses less digits than its factorization.

84747861838603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236066467876.

The product of its (nonzero) digits is 1040449536, while the sum is 73.

The spelling of 84747861838603 in words is "eighty-four trillion, seven hundred forty-seven billion, eight hundred sixty-one million, eight hundred thirty-eight thousand, six hundred three".