6872572879 has 2 divisors, whose sum is σ = 6872572880. Its totient is φ = 6872572878.

The previous prime is 6872572873. The next prime is 6872572909. The reversal of 6872572879 is 9782752786.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6872572879 - 2⁹ = 6872572367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6872572873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3436286439 + 3436286440.

It is an arithmetic number, because the mean of its divisors is an integer number (3436286440).

Almost surely, 2^6872572879 is an apocalyptic number.

6872572879 is a deficient number, since it is larger than the sum of its proper divisors (1).

6872572879 is an equidigital number, since it uses as much as digits as its factorization.

6872572879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23708160, while the sum is 61.

The square root of 6872572879 is about 82900.9823765678. The cubic root of 6872572879 is about 1901.2524409942.

The spelling of 6872572879 in words is "six billion, eight hundred seventy-two million, five hundred seventy-two thousand, eight hundred seventy-nine".