2044045245 has 16 divisors (see below), whose sum is σ = 3567788352. Its totient is φ = 991052160.

The previous prime is 2044045229. The next prime is 2044045249. The reversal of 2044045245 is 5425404402.

It is not a de Polignac number, because 2044045245 - 2⁴ = 2044045229 is a prime.

It is a super-2 number, since 2×2044045245² = 8356241927214220050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044045249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6193912 + ... + 6194241.

It is an arithmetic number, because the mean of its divisors is an integer number (222986772).

Almost surely, 2^2044045245 is an apocalyptic number.

It is an amenable number.

2044045245 is a deficient number, since it is larger than the sum of its proper divisors (1523743107).

2044045245 is a wasteful number, since it uses less digits than its factorization.

2044045245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12388172.

The product of its (nonzero) digits is 25600, while the sum is 30.

The square root of 2044045245 is about 45211.1185993003. The cubic root of 2044045245 is about 1269.1028952913.

Adding to 2044045245 its reverse (5425404402), we get a palindrome (7469449647).

The spelling of 2044045245 in words is "two billion, forty-four million, forty-five thousand, two hundred forty-five".