2045140216 has 16 divisors (see below), whose sum is σ = 4382443440. Its totient is φ = 876488640.

The previous prime is 2045140189. The next prime is 2045140231. The reversal of 2045140216 is 6120415402.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 18260125 + ... + 18260236.

It is an arithmetic number, because the mean of its divisors is an integer number (273902715).

Almost surely, 2^2045140216 is an apocalyptic number.

It is an amenable number.

2045140216 is an abundant number, since it is smaller than the sum of its proper divisors (2337303224).

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

2045140216 is a wasteful number, since it uses less digits than its factorization.

2045140216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36520374 (or 36520370 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2045140216 is about 45223.2265102790. The cubic root of 2045140216 is about 1269.3294693373.

Adding to 2045140216 its reverse (6120415402), we get a palindrome (8165555618).

The spelling of 2045140216 in words is "two billion, forty-five million, one hundred forty thousand, two hundred sixteen".