879505985767 has 2 divisors, whose sum is σ = 879505985768. Its totient is φ = 879505985766.

The previous prime is 879505985741. The next prime is 879505985773. The reversal of 879505985767 is 767589505978.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 879505985767 - 2²³ = 879497597159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 879505985693 and 879505985702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (879505985717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 439752992883 + 439752992884.

It is an arithmetic number, because the mean of its divisors is an integer number (439752992884).

Almost surely, 2^879505985767 is an apocalyptic number.

879505985767 is a deficient number, since it is larger than the sum of its proper divisors (1).

879505985767 is an equidigital number, since it uses as much as digits as its factorization.

879505985767 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1333584000, while the sum is 76.

The spelling of 879505985767 in words is "eight hundred seventy-nine billion, five hundred five million, nine hundred eighty-five thousand, seven hundred sixty-seven".