2044515512 has 64 divisors (see below), whose sum is σ = 4343673600. Its totient is φ = 895656960.

The previous prime is 2044515493. The next prime is 2044515521. The reversal of 2044515512 is 2155154402.

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, 151289 + ... + 164247.

It is an arithmetic number, because the mean of its divisors is an integer number (67869900).

Almost surely, 2^2044515512 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 2044515512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171836800).

2044515512 is an abundant number, since it is smaller than the sum of its proper divisors (2299158088).

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

2044515512 is a wasteful number, since it uses less digits than its factorization.

2044515512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13056 (or 13052 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 2044515512 is about 45216.3190894615. The cubic root of 2044515512 is about 1269.2002139864.

Adding to 2044515512 its reverse (2155154402), we get a palindrome (4199669914).

The spelling of 2044515512 in words is "two billion, forty-four million, five hundred fifteen thousand, five hundred twelve".