4013600009 has 4 divisors (see below), whose sum is σ = 4015883520. Its totient is φ = 4011316500.

The previous prime is 4013599999. The next prime is 4013600047. The reversal of 4013600009 is 9000063104.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4013600009 - 2¹² = 4013595913 is a prime.

It is a super-2 number, since 2×4013600009² = 32217970064489600162, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4013600069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1139117 + ... + 1142634.

It is an arithmetic number, because the mean of its divisors is an integer number (1003970880).

Almost surely, 2^4013600009 is an apocalyptic number.

It is an amenable number.

4013600009 is a deficient number, since it is larger than the sum of its proper divisors (2283511).

4013600009 is a wasteful number, since it uses less digits than its factorization.

4013600009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2283510.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 4013600009 is about 63352.9794800529. The cubic root of 4013600009 is about 1589.1980725958.

The spelling of 4013600009 in words is "four billion, thirteen million, six hundred thousand, nine".