2045802450 has 48 divisors (see below), whose sum is σ = 5082174720. Its totient is φ = 544624320.

The previous prime is 2045802439. The next prime is 2045802463. The reversal of 2045802450 is 542085402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon 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 23 ways as a sum of consecutive naturals, for example, 79816 + ... + 102284.

It is an arithmetic number, because the mean of its divisors is an integer number (105878640).

Almost surely, 2^2045802450 is an apocalyptic number.

2045802450 is an abundant number, since it is smaller than the sum of its proper divisors (3036372270).

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

2045802450 is a wasteful number, since it uses less digits than its factorization.

2045802450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23091 (or 23086 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 2045802450 is about 45230.5477525975. The cubic root of 2045802450 is about 1269.4664611534.

Adding to 2045802450 its reverse (542085402), we get a palindrome (2587887852).

The spelling of 2045802450 in words is "two billion, forty-five million, eight hundred two thousand, four hundred fifty".