10001004004 has 6 divisors (see below), whose sum is σ = 17501757014. Its totient is φ = 5000502000.

The previous prime is 10001003833. The next prime is 10001004019. The reversal of 10001004004 is 40040010001.

It can be written as a sum of positive squares in only one way, i.e., 10000000000 + 1004004 = 100000^2 + 1002^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250125497 + ... + 1250125504.

Almost surely, 2^10001004004 is an apocalyptic number.

It is an amenable number.

10001004004 is a deficient number, since it is larger than the sum of its proper divisors (7500753010).

10001004004 is a wasteful number, since it uses less digits than its factorization.

10001004004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2500251005 (or 2500251003 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10001004004 its reverse (40040010001), we get a palindrome (50041014005).

The spelling of 10001004004 in words is "ten billion, one million, four thousand, four".