2045615116 has 12 divisors (see below), whose sum is σ = 3581124120. Its totient is φ = 1022436800.

The previous prime is 2045615113. The next prime is 2045615129. The reversal of 2045615116 is 6115165402.

It is not an unprimeable number, because it can be changed into a prime (2045615113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80086 + ... + 102493.

It is an arithmetic number, because the mean of its divisors is an integer number (298427010).

Almost surely, 2^2045615116 is an apocalyptic number.

It is an amenable number.

2045615116 is a deficient number, since it is larger than the sum of its proper divisors (1535509004).

2045615116 is a wasteful number, since it uses less digits than its factorization.

2045615116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185384 (or 185382 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 2045615116 is about 45228.4768259998. The cubic root of 2045615116 is about 1269.4277116497.

The spelling of 2045615116 in words is "two billion, forty-five million, six hundred fifteen thousand, one hundred sixteen".