10005072004 has 6 divisors (see below), whose sum is σ = 17508876014. Its totient is φ = 5002536000.

The previous prime is 10005072001. The next prime is 10005072043. The reversal of 10005072004 is 40027050001.

It can be written as a sum of positive squares in only one way, i.e., 9169977600 + 835094404 = 95760^2 + 28898^2 .

It is not an unprimeable number, because it can be changed into a prime (10005072001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250633997 + ... + 1250634004.

Almost surely, 2^10005072004 is an apocalyptic number.

It is an amenable number.

10005072004 is a deficient number, since it is larger than the sum of its proper divisors (7503804010).

10005072004 is a wasteful number, since it uses less digits than its factorization.

10005072004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2501268005 (or 2501268003 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The spelling of 10005072004 in words is "ten billion, five million, seventy-two thousand, four".