86478611236875 has 240 divisors, whose sum is σ = 183687946041600. Its totient is φ = 38638884960000.

The previous prime is 86478611236867. The next prime is 86478611236907. The reversal of 86478611236875 is 57863211687468.

86478611236875 is a `hidden beast` number, since 8 + 6 + 4 + 7 + 86 + 112 + 368 + 75 = 666.

It is not a de Polignac number, because 86478611236875 - 2³ = 86478611236867 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 481730884 + ... + 481910366.

It is an arithmetic number, because the mean of its divisors is an integer number (765366441840).

Almost surely, 2^{86478611236875} is an apocalyptic number.

86478611236875 is an abundant number, since it is smaller than the sum of its proper divisors (97209334804725).

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

86478611236875 is a wasteful number, since it uses less digits than its factorization.

86478611236875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180132 (or 180114 counting only the distinct ones).

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

It can be divided in two parts, 8647861 and 1236875, that added together give a square (9884736 = 3144²).

The spelling of 86478611236875 in words is "eighty-six trillion, four hundred seventy-eight billion, six hundred eleven million, two hundred thirty-six thousand, eight hundred seventy-five".