4013838605 has 16 divisors (see below), whose sum is σ = 5507187840. Its totient is φ = 2751099072.

The previous prime is 4013838581. The next prime is 4013838637. The reversal of 4013838605 is 5068383104.

It is a cyclic number.

It is not a de Polignac number, because 4013838605 - 2⁸ = 4013838349 is a prime.

It is a super-2 number, since 2×4013838605² = 32221800693976692050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55982 + ... + 105648.

It is an arithmetic number, because the mean of its divisors is an integer number (344199240).

Almost surely, 2^4013838605 is an apocalyptic number.

It is an amenable number.

4013838605 is a deficient number, since it is larger than the sum of its proper divisors (1493349235).

4013838605 is a wasteful number, since it uses less digits than its factorization.

4013838605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51988.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 4013838605 is about 63354.8625205674. The cubic root of 4013838605 is about 1589.2295629277.

The spelling of 4013838605 in words is "four billion, thirteen million, eight hundred thirty-eight thousand, six hundred five".