2004137668 has 12 divisors (see below), whose sum is σ = 3777028780. Its totient is φ = 924986592.

The previous prime is 2004137659. The next prime is 2004137677. The reversal of 2004137668 is 8667314002.

It is an interprime number because it is at equal distance from previous prime (2004137659) and next prime (2004137677).

It can be written as a sum of positive squares in 2 ways, for example, as 841464064 + 1162673604 = 29008^2 + 34098^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19270503 + ... + 19270606.

Almost surely, 2^2004137668 is an apocalyptic number.

It is an amenable number.

2004137668 is a deficient number, since it is larger than the sum of its proper divisors (1772891112).

2004137668 is a wasteful number, since it uses less digits than its factorization.

2004137668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38541126 (or 38541124 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 2004137668 is about 44767.5961829536. The cubic root of 2004137668 is about 1260.7893072449.

The spelling of 2004137668 in words is "two billion, four million, one hundred thirty-seven thousand, six hundred sixty-eight".