2033145520 has 80 divisors (see below), whose sum is σ = 5453008128. Its totient is φ = 690543360.

The previous prime is 2033145503. The next prime is 2033145533. The reversal of 2033145520 is 255413302.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42955 + ... + 76885.

Almost surely, 2^2033145520 is an apocalyptic number.

2033145520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2033145520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2726504064).

2033145520 is an abundant number, since it is smaller than the sum of its proper divisors (3419862608).

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

2033145520 is a wasteful number, since it uses less digits than its factorization.

2033145520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34058 (or 34052 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2033145520 is about 45090.4149459727. The cubic root of 2033145520 is about 1266.8430736150.

Adding to 2033145520 its reverse (255413302), we get a palindrome (2288558822).

The spelling of 2033145520 in words is "two billion, thirty-three million, one hundred forty-five thousand, five hundred twenty".