86281732486 has 4 divisors (see below), whose sum is σ = 129422598732. Its totient is φ = 43140866242.

The previous prime is 86281732451. The next prime is 86281732507. The reversal of 86281732486 is 68423718268.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21570433120 + ... + 21570433123.

It is an arithmetic number, because the mean of its divisors is an integer number (32355649683).

Almost surely, 2^86281732486 is an apocalyptic number.

86281732486 is a deficient number, since it is larger than the sum of its proper divisors (43140866246).

86281732486 is a wasteful number, since it uses less digits than its factorization.

86281732486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43140866245.

The product of its digits is 6193152, while the sum is 55.

The spelling of 86281732486 in words is "eighty-six billion, two hundred eighty-one million, seven hundred thirty-two thousand, four hundred eighty-six".