870646577351811 has 8 divisors (see below), whose sum is σ = 1250159187992400. Its totient is φ = 535782509139552.

The previous prime is 870646577351737. The next prime is 870646577351833. The reversal of 870646577351811 is 118153775646078.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 870646577351811 - 2¹¹ = 870646577349763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (870646577151811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11162135607036 + ... + 11162135607113.

It is an arithmetic number, because the mean of its divisors is an integer number (156269898499050).

Almost surely, 2^{870646577351811} is an apocalyptic number.

870646577351811 is a deficient number, since it is larger than the sum of its proper divisors (379512610640589).

870646577351811 is a wasteful number, since it uses less digits than its factorization.

870646577351811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22324271214165.

The product of its (nonzero) digits is 237081600, while the sum is 69.

The spelling of 870646577351811 in words is "eight hundred seventy trillion, six hundred forty-six billion, five hundred seventy-seven million, three hundred fifty-one thousand, eight hundred eleven".