2045161152 has 84 divisors (see below), whose sum is σ = 5958287296. Its totient is φ = 670533120.

The previous prime is 2045161133. The next prime is 2045161187. The reversal of 2045161152 is 2511615402.

2045161152 is a `hidden beast` number, since 2 + 0 + 45 + 1 + 611 + 5 + 2 = 666.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 6033 + ... + 64239.

Almost surely, 2^2045161152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045161152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2979143648).

2045161152 is an abundant number, since it is smaller than the sum of its proper divisors (3913126144).

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

2045161152 is a wasteful number, since it uses less digits than its factorization.

2045161152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58286 (or 58273 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 2045161152 is about 45223.4579836615. The cubic root of 2045161152 is about 1269.3338006770. Note that the first 3 decimals are identical.

Adding to 2045161152 its reverse (2511615402), we get a palindrome (4556776554).

The spelling of 2045161152 in words is "two billion, forty-five million, one hundred sixty-one thousand, one hundred fifty-two".