86436437223 has 8 divisors (see below), whose sum is σ = 115461613936. Its totient is φ = 57517776000.

The previous prime is 86436437221. The next prime is 86436437303. The reversal of 86436437223 is 32273463468.

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

It is not a de Polignac number, because 86436437223 - 2¹ = 86436437221 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 (86436437221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26626978 + ... + 26630223.

It is an arithmetic number, because the mean of its divisors is an integer number (14432701742).

Almost surely, 2^86436437223 is an apocalyptic number.

86436437223 is a deficient number, since it is larger than the sum of its proper divisors (29025176713).

86436437223 is a wasteful number, since it uses less digits than its factorization.

86436437223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53257745.

The product of its digits is 3483648, while the sum is 48.

The spelling of 86436437223 in words is "eighty-six billion, four hundred thirty-six million, four hundred thirty-seven thousand, two hundred twenty-three".