4004428911 has 24 divisors (see below), whose sum is σ = 6272468784. Its totient is φ = 2265580800.

The previous prime is 4004428903. The next prime is 4004428913. The reversal of 4004428911 is 1198244004.

It is not a de Polignac number, because 4004428911 - 2³ = 4004428903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004428913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120010 + ... + 149703.

It is an arithmetic number, because the mean of its divisors is an integer number (261352866).

Almost surely, 2^4004428911 is an apocalyptic number.

4004428911 is a deficient number, since it is larger than the sum of its proper divisors (2268039873).

4004428911 is a wasteful number, since it uses less digits than its factorization.

4004428911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269831 (or 269824 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 4004428911 is about 63280.5571325032. The cubic root of 4004428911 is about 1587.9867073684.

It can be divided in two parts, 4004 and 428911, that added together give a triangular number (432915 = T₉₃₀).

The spelling of 4004428911 in words is "four billion, four million, four hundred twenty-eight thousand, nine hundred eleven".