86219733851 has 8 divisors (see below), whose sum is σ = 91420081680. Its totient is φ = 81085632768.

The previous prime is 86219733793. The next prime is 86219733857. The reversal of 86219733851 is 15833791268.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86219733851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 86219733793 and 86219733802.

It is not an unprimeable number, because it can be changed into a prime (86219733857) 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, 16559006 + ... + 16564211.

It is an arithmetic number, because the mean of its divisors is an integer number (11427510210).

Almost surely, 2^86219733851 is an apocalyptic number.

86219733851 is a deficient number, since it is larger than the sum of its proper divisors (5200347829).

86219733851 is a wasteful number, since it uses less digits than its factorization.

86219733851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33123373.

The product of its digits is 2177280, while the sum is 53.

The spelling of 86219733851 in words is "eighty-six billion, two hundred nineteen million, seven hundred thirty-three thousand, eight hundred fifty-one".