870679975999 has 2 divisors, whose sum is σ = 870679976000. Its totient is φ = 870679975998.

The previous prime is 870679975951. The next prime is 870679976029. The reversal of 870679975999 is 999579976078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 870679975999 - 2⁷ = 870679975871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870679975199) 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, 435339987999 + 435339988000.

It is an arithmetic number, because the mean of its divisors is an integer number (435339988000).

Almost surely, 2^870679975999 is an apocalyptic number.

870679975999 is a deficient number, since it is larger than the sum of its proper divisors (1).

870679975999 is an equidigital number, since it uses as much as digits as its factorization.

870679975999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860913680, while the sum is 85.

The spelling of 870679975999 in words is "eight hundred seventy billion, six hundred seventy-nine million, nine hundred seventy-five thousand, nine hundred ninety-nine".