4045316820 has 96 divisors (see below), whose sum is σ = 11906189568. Its totient is φ = 1024269312.

The previous prime is 4045316801. The next prime is 4045316839. The reversal of 4045316820 is 286135404.

4045316820 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4045316801) and next prime (4045316839).

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, 178362 + ... + 199758.

It is an arithmetic number, because the mean of its divisors is an integer number (124022808).

Almost surely, 2^4045316820 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 4045316820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5953094784).

4045316820 is an abundant number, since it is smaller than the sum of its proper divisors (7860872748).

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

4045316820 is a wasteful number, since it uses less digits than its factorization.

4045316820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21569 (or 21567 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 4045316820 is about 63602.8051268181. The cubic root of 4045316820 is about 1593.3732191054.

The spelling of 4045316820 in words is "four billion, forty-five million, three hundred sixteen thousand, eight hundred twenty".