2045533533320 has 64 divisors (see below), whose sum is σ = 5041223665200. Its totient is φ = 743528611840.

The previous prime is 2045533533223. The next prime is 2045533533389. The reversal of 2045533533320 is 233353355402.

It can be written as a sum of positive squares in 8 ways, for example, as 656232846724 + 1389300686596 = 810082^2 + 1178686^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51844721 + ... + 51884160.

Almost surely, 2^{2045533533320} is an apocalyptic number.

2045533533320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045533533320 is an abundant number, since it is smaller than the sum of its proper divisors (2995690131880).

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

2045533533320 is a wasteful number, since it uses less digits than its factorization.

2045533533320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103728938 (or 103728934 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 38.

Adding to 2045533533320 its reverse (233353355402), we get a palindrome (2278886888722).

The spelling of 2045533533320 in words is "two trillion, forty-five billion, five hundred thirty-three million, five hundred thirty-three thousand, three hundred twenty".