4000481001 has 32 divisors (see below), whose sum is σ = 6470576640. Its totient is φ = 2422602000.

The previous prime is 4000480997. The next prime is 4000481003. The reversal of 4000481001 is 1001840004.

It is not a de Polignac number, because 4000481001 - 2² = 4000480997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4000481003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426306 + ... + 435588.

It is an arithmetic number, because the mean of its divisors is an integer number (202205520).

Almost surely, 2^4000481001 is an apocalyptic number.

It is an amenable number.

4000481001 is a deficient number, since it is larger than the sum of its proper divisors (2470095639).

4000481001 is a wasteful number, since it uses less digits than its factorization.

4000481001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10754 (or 10748 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 4000481001 is about 63249.3557358492. The cubic root of 4000481001 is about 1587.4646778757.

The spelling of 4000481001 in words is "four billion, four hundred eighty-one thousand, one".