2045250334405 has 16 divisors (see below), whose sum is σ = 2525585088240. Its totient is φ = 1588850906112.

The previous prime is 2045250334357. The next prime is 2045250334441. The reversal of 2045250334405 is 5044330525402.

It can be written as a sum of positive squares in 8 ways, for example, as 182172751489 + 1863077582916 = 426817^2 + 1364946^2 .

It is a cyclic number.

It is not a de Polignac number, because 2045250334405 - 2¹⁵ = 2045250301637 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10765764 + ... + 10954093.

It is an arithmetic number, because the mean of its divisors is an integer number (157849068015).

Almost surely, 2^{2045250334405} is an apocalyptic number.

It is an amenable number.

2045250334405 is a deficient number, since it is larger than the sum of its proper divisors (480334753835).

2045250334405 is a wasteful number, since it uses less digits than its factorization.

2045250334405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21720408.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 2045250334405 its reverse (5044330525402), we get a palindrome (7089580859807).

The spelling of 2045250334405 in words is "two trillion, forty-five billion, two hundred fifty million, three hundred thirty-four thousand, four hundred five".