4051120428 has 72 divisors (see below), whose sum is σ = 10414057472. Its totient is φ = 1327547232.

The previous prime is 4051120421. The next prime is 4051120459. The reversal of 4051120428 is 8240211504.

It is not an unprimeable number, because it can be changed into a prime (4051120421) 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 23 ways as a sum of consecutive naturals, for example, 1462701 + ... + 1465467.

Almost surely, 2^4051120428 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4051120428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5207028736).

4051120428 is an abundant number, since it is smaller than the sum of its proper divisors (6362937044).

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

4051120428 is a wasteful number, since it uses less digits than its factorization.

4051120428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451 (or 3446 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 4051120428 is about 63648.4126117847. The cubic root of 4051120428 is about 1594.1348318772.

The spelling of 4051120428 in words is "four billion, fifty-one million, one hundred twenty thousand, four hundred twenty-eight".