86400195886 has 4 divisors (see below), whose sum is σ = 129600293832. Its totient is φ = 43200097942.

The previous prime is 86400195863. The next prime is 86400195887. The reversal of 86400195886 is 68859100468.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86400195887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21600048970 + ... + 21600048973.

It is an arithmetic number, because the mean of its divisors is an integer number (32400073458).

Almost surely, 2^86400195886 is an apocalyptic number.

86400195886 is a deficient number, since it is larger than the sum of its proper divisors (43200097946).

86400195886 is a wasteful number, since it uses less digits than its factorization.

86400195886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43200097945.

The product of its (nonzero) digits is 3317760, while the sum is 55.

The spelling of 86400195886 in words is "eighty-six billion, four hundred million, one hundred ninety-five thousand, eight hundred eighty-six".