4049312739 has 16 divisors (see below), whose sum is σ = 5745709728. Its totient is φ = 2527841792.

The previous prime is 4049312713. The next prime is 4049312741. The reversal of 4049312739 is 9372139404.

It is not a de Polignac number, because 4049312739 - 2⁷ = 4049312611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4049312739.

It is not an unprimeable number, because it can be changed into a prime (4049312749) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191472 + ... + 211565.

It is an arithmetic number, because the mean of its divisors is an integer number (359106858).

Almost surely, 2^4049312739 is an apocalyptic number.

4049312739 is a deficient number, since it is larger than the sum of its proper divisors (1696396989).

4049312739 is a wasteful number, since it uses less digits than its factorization.

4049312739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403254.

The product of its (nonzero) digits is 163296, while the sum is 42.

The square root of 4049312739 is about 63634.2104453257. The cubic root of 4049312739 is about 1593.8976852424.

The spelling of 4049312739 in words is "four billion, forty-nine million, three hundred twelve thousand, seven hundred thirty-nine".