2020249550 has 24 divisors (see below), whose sum is σ = 4099271112. Its totient is φ = 734636000.

The previous prime is 2020249531. The next prime is 2020249573. The reversal of 2020249550 is 559420202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1836041 + ... + 1837140.

It is an arithmetic number, because the mean of its divisors is an integer number (170802963).

Almost surely, 2^2020249550 is an apocalyptic number.

2020249550 is an abundant number, since it is smaller than the sum of its proper divisors (2079021562).

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

2020249550 is a wasteful number, since it uses less digits than its factorization.

2020249550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3673204 (or 3673199 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2020249550 is about 44947.1862300634. The cubic root of 2020249550 is about 1264.1589184736.

Adding to 2020249550 its reverse (559420202), we get a palindrome (2579669752).

The spelling of 2020249550 in words is "two billion, twenty million, two hundred forty-nine thousand, five hundred fifty".