84871556470 has 8 divisors (see below), whose sum is σ = 152768801664. Its totient is φ = 33948622584.

The previous prime is 84871556467. The next prime is 84871556489. The reversal of 84871556470 is 7465517848.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4243577814 + ... + 4243577833.

It is an arithmetic number, because the mean of its divisors is an integer number (19096100208).

Almost surely, 2^84871556470 is an apocalyptic number.

84871556470 is a deficient number, since it is larger than the sum of its proper divisors (67897245194).

84871556470 is a wasteful number, since it uses less digits than its factorization.

84871556470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8487155654.

The product of its (nonzero) digits is 7526400, while the sum is 55.

It can be divided in two parts, 848715 and 56470, that added together give a triangular number (905185 = T₁₃₄₅).

The spelling of 84871556470 in words is "eighty-four billion, eight hundred seventy-one million, five hundred fifty-six thousand, four hundred seventy".