2040198144 has 88 divisors (see below), whose sum is σ = 5452028928. Its totient is φ = 678297600.

The previous prime is 2040198107. The next prime is 2040198151. The reversal of 2040198144 is 4418910402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1771969 + ... + 1773119.

Almost surely, 2^2040198144 is an apocalyptic number.

2040198144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2040198144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2726014464).

2040198144 is an abundant number, since it is smaller than the sum of its proper divisors (3411830784).

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

2040198144 is a wasteful number, since it uses less digits than its factorization.

2040198144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1751 (or 1733 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 2040198144 is about 45168.5526002328. The cubic root of 2040198144 is about 1268.3062016967.

The spelling of 2040198144 in words is "two billion, forty million, one hundred ninety-eight thousand, one hundred forty-four".