84876368127156 has 18 divisors (see below), whose sum is σ = 214548597210402. Its totient is φ = 28292122709040.

The previous prime is 84876368127143. The next prime is 84876368127179. The reversal of 84876368127156 is 65172186367848.

84876368127156 is a `hidden beast` number, since 8 + 48 + 76 + 368 + 1 + 2 + 7 + 156 = 666.

It can be written as a sum of positive squares in only one way, i.e., 54549539406756 + 30326828720400 = 7385766^2 + 5506980^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1178838446175 + ... + 1178838446246.

It is an arithmetic number, because the mean of its divisors is an integer number (11919366511689).

Almost surely, 2^{84876368127156} is an apocalyptic number.

It is an amenable number.

84876368127156 is an abundant number, since it is smaller than the sum of its proper divisors (129672229083246).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84876368127156 is a wasteful number, since it uses less digits than its factorization.

84876368127156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2357676892431 (or 2357676892426 counting only the distinct ones).

The product of its digits is 650280960, while the sum is 72.

The spelling of 84876368127156 in words is "eighty-four trillion, eight hundred seventy-six billion, three hundred sixty-eight million, one hundred twenty-seven thousand, one hundred fifty-six".