4198040020 has 48 divisors (see below), whose sum is σ = 9055162368. Its totient is φ = 1633859840.

The previous prime is 4198039999. The next prime is 4198040051. The reversal of 4198040020 is 200408914.

It is a super-4 number, since 4×4198040020⁴ (a number of 40 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 307377 + ... + 320743.

It is an arithmetic number, because the mean of its divisors is an integer number (188649216).

Almost surely, 2^4198040020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4198040020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4527581184).

4198040020 is an abundant number, since it is smaller than the sum of its proper divisors (4857122348).

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

4198040020 is a wasteful number, since it uses less digits than its factorization.

4198040020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13800 (or 13798 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 4198040020 is about 64792.2836455083. The cubic root of 4198040020 is about 1613.1776317458.

Adding to 4198040020 its reverse (200408914), we get a palindrome (4398448934).

The spelling of 4198040020 in words is "four billion, one hundred ninety-eight million, forty thousand, twenty".