2045334445 has 16 divisors (see below), whose sum is σ = 3060033408. Its totient is φ = 1275013440.

The previous prime is 2045334427. The next prime is 2045334457. The reversal of 2045334445 is 5444335402.

It is not a de Polignac number, because 2045334445 - 2²³ = 2036945837 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2045334445.

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 15 ways as a sum of consecutive naturals, for example, 2655894 + ... + 2656663.

It is an arithmetic number, because the mean of its divisors is an integer number (191252088).

Almost surely, 2^2045334445 is an apocalyptic number.

It is an amenable number.

2045334445 is a deficient number, since it is larger than the sum of its proper divisors (1014698963).

2045334445 is a wasteful number, since it uses less digits than its factorization.

2045334445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5312580.

The product of its (nonzero) digits is 115200, while the sum is 34.

The square root of 2045334445 is about 45225.3739066909. The cubic root of 2045334445 is about 1269.3696512259.

Adding to 2045334445 its reverse (5444335402), we get a palindrome (7489669847).

The spelling of 2045334445 in words is "two billion, forty-five million, three hundred thirty-four thousand, four hundred forty-five".