4006099779 has 32 divisors (see below), whose sum is σ = 6011787264. Its totient is φ = 2351566080.

The previous prime is 4006099751. The next prime is 4006099789. The reversal of 4006099779 is 9779906004.

4006099779 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4006099779 - 2²¹ = 4004002627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4006099729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264927 + ... + 279639.

It is an arithmetic number, because the mean of its divisors is an integer number (187868352).

Almost surely, 2^4006099779 is an apocalyptic number.

4006099779 is a deficient number, since it is larger than the sum of its proper divisors (2005687485).

4006099779 is a wasteful number, since it uses less digits than its factorization.

4006099779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14987.

The product of its (nonzero) digits is 857304, while the sum is 51.

The square root of 4006099779 is about 63293.7578201832. The cubic root of 4006099779 is about 1588.2075417897.

The spelling of 4006099779 in words is "four billion, six million, ninety-nine thousand, seven hundred seventy-nine".