86134043436 has 96 divisors (see below), whose sum is σ = 231913049088. Its totient is φ = 24371988480.

The previous prime is 86134043389. The next prime is 86134043483. The reversal of 86134043436 is 63434043168.

It is an interprime number because it is at equal distance from previous prime (86134043389) and next prime (86134043483).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 14643216 + ... + 14649096.

It is an arithmetic number, because the mean of its divisors is an integer number (2415760928).

Almost surely, 2^86134043436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86134043436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115956524544).

86134043436 is an abundant number, since it is smaller than the sum of its proper divisors (145779005652).

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

86134043436 is a wasteful number, since it uses less digits than its factorization.

86134043436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7551 (or 7549 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 86134043436 in words is "eighty-six billion, one hundred thirty-four million, forty-three thousand, four hundred thirty-six".