4081315890 has 32 divisors (see below), whose sum is σ = 10034067456. Its totient is φ = 1061805440.

The previous prime is 4081315867. The next prime is 4081315897. The reversal of 4081315890 is 985131804.

4081315890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (4081315897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1657842 + ... + 1660301.

It is an arithmetic number, because the mean of its divisors is an integer number (313564608).

Almost surely, 2^4081315890 is an apocalyptic number.

4081315890 is an abundant number, since it is smaller than the sum of its proper divisors (5952751566).

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

4081315890 is a wasteful number, since it uses less digits than its factorization.

4081315890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318194.

The product of its (nonzero) digits is 34560, while the sum is 39.

The square root of 4081315890 is about 63885.1773888122. The cubic root of 4081315890 is about 1598.0857171245.

The spelling of 4081315890 in words is "four billion, eighty-one million, three hundred fifteen thousand, eight hundred ninety".