86151434823 has 6 divisors (see below), whose sum is σ = 124440961424. Its totient is φ = 57434289876.

The previous prime is 86151434821. The next prime is 86151434839. The reversal of 86151434823 is 32843415168.

86151434823 is a `hidden beast` number, since 8 + 615 + 1 + 4 + 3 + 4 + 8 + 23 = 666.

It is not a de Polignac number, because 86151434823 - 2¹ = 86151434821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86151434821) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4786190815 + ... + 4786190832.

Almost surely, 2^86151434823 is an apocalyptic number.

86151434823 is a deficient number, since it is larger than the sum of its proper divisors (38289526601).

86151434823 is a wasteful number, since it uses less digits than its factorization.

86151434823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9572381653 (or 9572381650 counting only the distinct ones).

The product of its digits is 552960, while the sum is 45.

The spelling of 86151434823 in words is "eighty-six billion, one hundred fifty-one million, four hundred thirty-four thousand, eight hundred twenty-three".