4109006777691 has 4 divisors (see below), whose sum is σ = 5478675703592. Its totient is φ = 2739337851792.

The previous prime is 4109006777671. The next prime is 4109006777713. The reversal of 4109006777691 is 1967776009014.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4109006777691 - 2⁶ = 4109006777627 is a prime.

It is a super-2 number, since 2×4109006777691² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4109006777671) 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, 684834462946 + ... + 684834462951.

It is an arithmetic number, because the mean of its divisors is an integer number (1369668925898).

Almost surely, 2^{4109006777691} is an apocalyptic number.

4109006777691 is a deficient number, since it is larger than the sum of its proper divisors (1369668925901).

4109006777691 is a wasteful number, since it uses less digits than its factorization.

4109006777691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369668925900.

The product of its (nonzero) digits is 4000752, while the sum is 57.

The spelling of 4109006777691 in words is "four trillion, one hundred nine billion, six million, seven hundred seventy-seven thousand, six hundred ninety-one".