2044515146 has 4 divisors (see below), whose sum is σ = 3066772722. Its totient is φ = 1022257572.

The previous prime is 2044515133. The next prime is 2044515169. The reversal of 2044515146 is 6415154402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1788867025 + 255648121 = 42295^2 + 15989^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511128785 + ... + 511128788.

Almost surely, 2^2044515146 is an apocalyptic number.

2044515146 is a deficient number, since it is larger than the sum of its proper divisors (1022257576).

2044515146 is a wasteful number, since it uses less digits than its factorization.

2044515146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022257575.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 2044515146 is about 45216.3150422500. The cubic root of 2044515146 is about 1269.2001382509.

Adding to 2044515146 its reverse (6415154402), we get a palindrome (8459669548).

The spelling of 2044515146 in words is "two billion, forty-four million, five hundred fifteen thousand, one hundred forty-six".