2044400132 has 24 divisors (see below), whose sum is σ = 3622109400. Its totient is φ = 1009538816.

The previous prime is 2044400123. The next prime is 2044400143. The reversal of 2044400132 is 2310044402.

It can be written as a sum of positive squares in 4 ways, for example, as 156150016 + 1888250116 = 12496^2 + 43454^2 .

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, 357794 + ... + 363462.

It is an arithmetic number, because the mean of its divisors is an integer number (150921225).

Almost surely, 2^2044400132 is an apocalyptic number.

It is an amenable number.

2044400132 is a deficient number, since it is larger than the sum of its proper divisors (1577709268).

2044400132 is a wasteful number, since it uses less digits than its factorization.

2044400132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775 (or 6773 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2044400132 is about 45215.0432046681. The cubic root of 2044400132 is about 1269.1763382279.

Adding to 2044400132 its reverse (2310044402), we get a palindrome (4354444534).

The spelling of 2044400132 in words is "two billion, forty-four million, four hundred thousand, one hundred thirty-two".