86465172375 has 48 divisors (see below), whose sum is σ = 155911147392. Its totient is φ = 46101960000.

The previous prime is 86465172373. The next prime is 86465172389. The reversal of 86465172375 is 57327156468.

86465172375 is a `hidden beast` number, since 8 + 6 + 465 + 172 + 3 + 7 + 5 = 666.

It is not a de Polignac number, because 86465172375 - 2¹ = 86465172373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86465172371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5156505 + ... + 5173245.

It is an arithmetic number, because the mean of its divisors is an integer number (3248148904).

Almost surely, 2^86465172375 is an apocalyptic number.

86465172375 is a deficient number, since it is larger than the sum of its proper divisors (69445975017).

86465172375 is a wasteful number, since it uses less digits than its factorization.

86465172375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21353 (or 21340 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

It can be divided in two parts, 86465 and 172375, that added together give a triangular number (258840 = T₇₁₉).

The spelling of 86465172375 in words is "eighty-six billion, four hundred sixty-five million, one hundred seventy-two thousand, three hundred seventy-five".