2045500103540 has 12 divisors (see below), whose sum is σ = 4295550217476. Its totient is φ = 818200041408.

The previous prime is 2045500103533. The next prime is 2045500103663. The reversal of 2045500103540 is 453010055402.

It can be written as a sum of positive squares in 2 ways, for example, as 376556504164 + 1668943599376 = 613642^2 + 1291876^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51137502569 + ... + 51137502608.

It is an arithmetic number, because the mean of its divisors is an integer number (357962518123).

Almost surely, 2^{2045500103540} is an apocalyptic number.

2045500103540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045500103540 is an abundant number, since it is smaller than the sum of its proper divisors (2250050113936).

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

2045500103540 is a wasteful number, since it uses less digits than its factorization.

2045500103540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102275005186 (or 102275005184 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

Adding to 2045500103540 its reverse (453010055402), we get a palindrome (2498510158942).

The spelling of 2045500103540 in words is "two trillion, forty-five billion, five hundred million, one hundred three thousand, five hundred forty".