4198599208420 has 24 divisors (see below), whose sum is σ = 8961600280248. Its totient is φ = 1651907884800.

The previous prime is 4198599208411. The next prime is 4198599208423. The reversal of 4198599208420 is 248029958914.

It can be written as a sum of positive squares in 4 ways, for example, as 15453473344 + 4183145735076 = 124312^2 + 2045274^2 .

It is a Harshad number since it is a multiple of its sum of digits (61).

It is not an unprimeable number, because it can be changed into a prime (4198599208423) 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 7 ways as a sum of consecutive naturals, for example, 1720736161 + ... + 1720738600.

It is an arithmetic number, because the mean of its divisors is an integer number (373400011677).

Almost surely, 2^{4198599208420} is an apocalyptic number.

It is an amenable number.

4198599208420 is an abundant number, since it is smaller than the sum of its proper divisors (4763001071828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4198599208420 is a wasteful number, since it uses less digits than its factorization.

4198599208420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3441474831 (or 3441474829 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 61.

The spelling of 4198599208420 in words is "four trillion, one hundred ninety-eight billion, five hundred ninety-nine million, two hundred eight thousand, four hundred twenty".