2044521502 has 16 divisors (see below), whose sum is σ = 3097947600. Its totient is φ = 1011890880.

The previous prime is 2044521449. The next prime is 2044521509. The reversal of 2044521502 is 2051254402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044521509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251274 + ... + 259282.

It is an arithmetic number, because the mean of its divisors is an integer number (193621725).

Almost surely, 2^2044521502 is an apocalyptic number.

2044521502 is a deficient number, since it is larger than the sum of its proper divisors (1053426098).

2044521502 is a wasteful number, since it uses less digits than its factorization.

2044521502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9291.

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2044521502 is about 45216.3853265605. The cubic root of 2044521502 is about 1269.2014534816.

Adding to 2044521502 its reverse (2051254402), we get a palindrome (4095775904).

The spelling of 2044521502 in words is "two billion, forty-four million, five hundred twenty-one thousand, five hundred two".