4128383990 has 32 divisors (see below), whose sum is σ = 7732834560. Its totient is φ = 1585602144.

The previous prime is 4128383977. The next prime is 4128383999. The reversal of 4128383990 is 993838214.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4128383999) by changing a digit.

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, 55994 + ... + 106733.

It is an arithmetic number, because the mean of its divisors is an integer number (241651080).

Almost surely, 2^4128383990 is an apocalyptic number.

4128383990 is a deficient number, since it is larger than the sum of its proper divisors (3604450570).

4128383990 is a wasteful number, since it uses less digits than its factorization.

4128383990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162836.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 4128383990 is about 64252.5018189953. The cubic root of 4128383990 is about 1604.2056012529.

The spelling of 4128383990 in words is "four billion, one hundred twenty-eight million, three hundred eighty-three thousand, nine hundred ninety".