4081436679 has 4 divisors (see below), whose sum is σ = 5441915576. Its totient is φ = 2720957784.

The previous prime is 4081436677. The next prime is 4081436743. The reversal of 4081436679 is 9766341804.

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

It is not a de Polignac number, because 4081436679 - 2¹ = 4081436677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4081436677) 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, 680239444 + ... + 680239449.

It is an arithmetic number, because the mean of its divisors is an integer number (1360478894).

Almost surely, 2^4081436679 is an apocalyptic number.

4081436679 is a deficient number, since it is larger than the sum of its proper divisors (1360478897).

4081436679 is a wasteful number, since it uses less digits than its factorization.

4081436679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360478896.

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 4081436679 is about 63886.1227419539. The cubic root of 4081436679 is about 1598.1014824051.

The spelling of 4081436679 in words is "four billion, eighty-one million, four hundred thirty-six thousand, six hundred seventy-nine".