870678055158164 has 12 divisors (see below), whose sum is σ = 1662203559847488. Its totient is φ = 395762752344600.

The previous prime is 870678055158161. The next prime is 870678055158199. The reversal of 870678055158164 is 461851550876078.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870678055158161) 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, 9894068808572 + ... + 9894068808659.

It is an arithmetic number, because the mean of its divisors is an integer number (138516963320624).

Almost surely, 2^{870678055158164} is an apocalyptic number.

It is an amenable number.

870678055158164 is a deficient number, since it is larger than the sum of its proper divisors (791525504689324).

870678055158164 is a wasteful number, since it uses less digits than its factorization.

870678055158164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19788137617246 (or 19788137617244 counting only the distinct ones).

The product of its (nonzero) digits is 451584000, while the sum is 71.

The spelling of 870678055158164 in words is "eight hundred seventy trillion, six hundred seventy-eight billion, fifty-five million, one hundred fifty-eight thousand, one hundred sixty-four".