86281078742 has 8 divisors (see below), whose sum is σ = 129447005232. Its totient is φ = 43132077000.

The previous prime is 86281078721. The next prime is 86281078753. The reversal of 86281078742 is 24787018268.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4218434 + ... + 4238837.

It is an arithmetic number, because the mean of its divisors is an integer number (16180875654).

Almost surely, 2^86281078742 is an apocalyptic number.

86281078742 is a deficient number, since it is larger than the sum of its proper divisors (43165926490).

86281078742 is a wasteful number, since it uses less digits than its factorization.

86281078742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8462374.

The product of its (nonzero) digits is 2408448, while the sum is 53.

The spelling of 86281078742 in words is "eighty-six billion, two hundred eighty-one million, seventy-eight thousand, seven hundred forty-two".