4055121050 has 24 divisors (see below), whose sum is σ = 7559365500. Its totient is φ = 1618426880.

The previous prime is 4055121047. The next prime is 4055121071. The reversal of 4055121050 is 501215504.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3179493769 + 875627281 = 56387^2 + 29591^2 .

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 11 ways as a sum of consecutive naturals, for example, 67865 + ... + 112764.

Almost surely, 2^4055121050 is an apocalyptic number.

4055121050 is a deficient number, since it is larger than the sum of its proper divisors (3504244450).

4055121050 is a wasteful number, since it uses less digits than its factorization.

4055121050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181090 (or 181085 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 4055121050 is about 63679.8323647291. The cubic root of 4055121050 is about 1594.6594137222.

Adding to 4055121050 its reverse (501215504), we get a palindrome (4556336554).

The spelling of 4055121050 in words is "four billion, fifty-five million, one hundred twenty-one thousand, fifty".