4004002051 has 8 divisors (see below), whose sum is σ = 4673364480. Its totient is φ = 3358980168.

The previous prime is 4004002049. The next prime is 4004002063. The reversal of 4004002051 is 1502004004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4004002051 - 2¹ = 4004002049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4004002021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6084781 + ... + 6085438.

It is an arithmetic number, because the mean of its divisors is an integer number (584170560).

Almost surely, 2^4004002051 is an apocalyptic number.

4004002051 is a deficient number, since it is larger than the sum of its proper divisors (669362429).

4004002051 is a wasteful number, since it uses less digits than its factorization.

4004002051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12170273.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 4004002051 is about 63277.1842847009. The cubic root of 4004002051 is about 1587.9302805047.

Adding to 4004002051 its reverse (1502004004), we get a palindrome (5506006055).

The spelling of 4004002051 in words is "four billion, four million, two thousand, fifty-one".