4080679679 has 4 divisors (see below), whose sum is σ = 4081725384. Its totient is φ = 4079633976.

The previous prime is 4080679649. The next prime is 4080679703. The reversal of 4080679679 is 9769760804.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4080679679 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 (4080679649) 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, 516977 + ... + 524810.

It is an arithmetic number, because the mean of its divisors is an integer number (1020431346).

Almost surely, 2^4080679679 is an apocalyptic number.

4080679679 is a deficient number, since it is larger than the sum of its proper divisors (1045705).

4080679679 is a wasteful number, since it uses less digits than its factorization.

4080679679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045704.

The product of its (nonzero) digits is 4572288, while the sum is 56.

The square root of 4080679679 is about 63880.1978628745. The cubic root of 4080679679 is about 1598.0026742551.

The spelling of 4080679679 in words is "four billion, eighty million, six hundred seventy-nine thousand, six hundred seventy-nine".