2051602245 has 192 divisors, whose sum is σ = 4860311040. Its totient is φ = 774144000.

The previous prime is 2051602213. The next prime is 2051602249. The reversal of 2051602245 is 5422061502.

2051602245 is a `hidden beast` number, since 2 + 0 + 51 + 602 + 2 + 4 + 5 = 666.

It is not a de Polignac number, because 2051602245 - 2⁵ = 2051602213 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051602249) 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 191 ways as a sum of consecutive naturals, for example, 1707645 + ... + 1708845.

It is an arithmetic number, because the mean of its divisors is an integer number (25314120).

Almost surely, 2^2051602245 is an apocalyptic number.

It is an amenable number.

2051602245 is an abundant number, since it is smaller than the sum of its proper divisors (2808708795).

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

2051602245 is a wasteful number, since it uses less digits than its factorization.

2051602245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1276 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2051602245 is about 45294.6160707870. The cubic root of 2051602245 is about 1270.6649637325.

Adding to 2051602245 its reverse (5422061502), we get a palindrome (7473663747).

The spelling of 2051602245 in words is "two billion, fifty-one million, six hundred two thousand, two hundred forty-five".