4001515104 has 24 divisors (see below), whose sum is σ = 10503977400. Its totient is φ = 1333838336.

The previous prime is 4001515081. The next prime is 4001515129. The reversal of 4001515104 is 4015151004.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20841129 + ... + 20841320.

It is an arithmetic number, because the mean of its divisors is an integer number (437665725).

Almost surely, 2^4001515104 is an apocalyptic number.

It is an amenable number.

4001515104 is an abundant number, since it is smaller than the sum of its proper divisors (6502462296).

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

4001515104 is a wasteful number, since it uses less digits than its factorization.

4001515104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41682462 (or 41682454 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 4001515104 is about 63257.5300181725. The cubic root of 4001515104 is about 1587.6014498087.

Adding to 4001515104 its reverse (4015151004), we get a palindrome (8016666108).

The spelling of 4001515104 in words is "four billion, one million, five hundred fifteen thousand, one hundred four".