2043056550 has 48 divisors (see below), whose sum is σ = 5230236672. Its totient is φ = 527239200.

The previous prime is 2043056503. The next prime is 2043056563. The reversal of 2043056550 is 556503402.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 215034 + ... + 224333.

It is an arithmetic number, because the mean of its divisors is an integer number (108963264).

Almost surely, 2^2043056550 is an apocalyptic number.

2043056550 is an abundant number, since it is smaller than the sum of its proper divisors (3187180122).

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

2043056550 is a wasteful number, since it uses less digits than its factorization.

2043056550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439413 (or 439408 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2043056550 is about 45200.1830748505. The cubic root of 2043056550 is about 1268.8982426055.

Adding to 2043056550 its reverse (556503402), we get a palindrome (2599559952).

The spelling of 2043056550 in words is "two billion, forty-three million, fifty-six thousand, five hundred fifty".