4047082691 has 16 divisors (see below), whose sum is σ = 4294667520. Its totient is φ = 3806019360.

The previous prime is 4047082667. The next prime is 4047082693. The reversal of 4047082691 is 1962807404.

4047082691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4047082691 - 2²⁶ = 3979973827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4047082693) 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, 322256 + ... + 334578.

It is an arithmetic number, because the mean of its divisors is an integer number (268416720).

Almost surely, 2^4047082691 is an apocalyptic number.

4047082691 is a deficient number, since it is larger than the sum of its proper divisors (247584829).

4047082691 is a wasteful number, since it uses less digits than its factorization.

4047082691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12586.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 4047082691 is about 63616.6856335663. The cubic root of 4047082691 is about 1593.6050330252.

The spelling of 4047082691 in words is "four billion, forty-seven million, eighty-two thousand, six hundred ninety-one".