4050981840 has 160 divisors (see below), whose sum is σ = 12930065280. Its totient is φ = 1048578048.

The previous prime is 4050981827. The next prime is 4050981859. The reversal of 4050981840 is 481890504.

4050981840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1784226 + ... + 1786494.

It is an arithmetic number, because the mean of its divisors is an integer number (80812908).

Almost surely, 2^4050981840 is an apocalyptic number.

4050981840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4050981840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6465032640).

4050981840 is an abundant number, since it is smaller than the sum of its proper divisors (8879083440).

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

4050981840 is a wasteful number, since it uses less digits than its factorization.

4050981840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501 (or 2495 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 4050981840 is about 63647.3239028948. The cubic root of 4050981840 is about 1594.1166533279.

The spelling of 4050981840 in words is "four billion, fifty million, nine hundred eighty-one thousand, eight hundred forty".