2042520550 has 24 divisors (see below), whose sum is σ = 4341815856. Its totient is φ = 700292640.

The previous prime is 2042520499. The next prime is 2042520559. The reversal of 2042520550 is 550252402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042520559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2917537 + ... + 2918236.

It is an arithmetic number, because the mean of its divisors is an integer number (180908994).

Almost surely, 2^2042520550 is an apocalyptic number.

2042520550 is an abundant number, since it is smaller than the sum of its proper divisors (2299295306).

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

2042520550 is a wasteful number, since it uses less digits than its factorization.

2042520550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5835792 (or 5835787 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 2042520550 is about 45194.2535063917. The cubic root of 2042520550 is about 1268.7872668970.

Adding to 2042520550 its reverse (550252402), we get a palindrome (2592772952).

The spelling of 2042520550 in words is "two billion, forty-two million, five hundred twenty thousand, five hundred fifty".