8020602879 has 4 divisors (see below), whose sum is σ = 10694137176. Its totient is φ = 5347068584.

The previous prime is 8020602853. The next prime is 8020602911. The reversal of 8020602879 is 9782060208.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 8020602879 - 2¹¹ = 8020600831 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8020602879.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8020602679) 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, 1336767144 + ... + 1336767149.

It is an arithmetic number, because the mean of its divisors is an integer number (2673534294).

Almost surely, 2^8020602879 is an apocalyptic number.

8020602879 is a deficient number, since it is larger than the sum of its proper divisors (2673534297).

8020602879 is a wasteful number, since it uses less digits than its factorization.

8020602879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2673534296.

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 8020602879 is about 89557.8186369007. The cubic root of 8020602879 is about 2001.7154348044.

The spelling of 8020602879 in words is "eight billion, twenty million, six hundred two thousand, eight hundred seventy-nine".